Period FAQs

what can cause you to miss your period

by Prof. Cristina Ankunding PhD Published 1 year ago Updated 1 year ago
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The most common reasons are:
  • pregnancy.
  • stress.
  • sudden weight loss.
  • being overweight.
  • doing too much exercise.
  • taking the contraceptive pill.
  • the menopause.
  • polycystic ovary syndrome (PCOS)

Common Causes

Visit your doctor if you notice the following symptoms:

  • You’ve missed your period three or more times in a year.
  • You get a period more frequently than every 21 days.
  • You get a period less frequently than every 35 days.
  • Bleeding lasts for more than seven days.
  • Bleeding is heavier than normal.
  • You have severe pain during your period.
  • You have a fever.

More items...

Related Conditions

Some of the causes of missed periods, besides pregnancy, are as follows:

  • Stress: This is one of the most common reasons for a missed period. ...
  • Low body weight: Low body weight is another potential reason for a missed period. ...
  • Obesity: Similarly to low body weight, obesity can also result in hormonal changes, leading to an absence of menstruation.

More items...

What should I do if I miss my period?

Yup, stress can actually cause your period to be late or delayed when your body is so freaked out by keeping you calm and what’s happening around you, that makes you anxious, that your body’s hormones hold off on critical parts of your menstrual cycle, like ovulation.

What are the possible reasons you could miss a period?

There are several possible causes of delayed or missing periods:

  • stress
  • low or high body weight
  • polycystic ovary syndrome (PCOS)
  • hormonal contraceptives
  • chronic conditions such as diabetes or celiac disease
  • thyroid issues
  • menopause
  • pregnancy

Can stress really make you miss your period?

What could cause a missed period?

How to know if you have a period?

What to do if you have a change in your period?

What age do you start menopause?

How long does it take for a period to be delayed?

How long does a woman's period last?

Can a hormonal pill cause a missed period?

Does obesity cause menstrual cycle?

See 4 more

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How much delay in periods is normal?

If you don't have any known condition affecting your menstrual cycle, your period should start within 21 to 35 days of your last period, depending on your normal cycle. Regular periods can vary. If your regular cycle is 28 days and you still have not had your period on day 29, your period is officially considered late.

What things can cause a missed period?

Reasons your period might be delayedpregnancy.stress.low or high body weight.polycystic ovary syndrome (PCOS)hormonal contraceptives.chronic conditions such as diabetes or celiac disease.certain acute illnesses.thyroid issues, such as hypothyroidism or hyperthyroidism.More items...

Is it normal to miss a period for a month?

It is not uncommon to occasionally miss a period, or for periods to become irregular from time to time. Under some circumstances, periods can even stop altogether. Sometimes these irregularities are due to normal changes, and are not cause for concern.

Can I miss my period and not be pregnant?

You might miss a period every so often if you're taking the contraceptive pill. This is not usually a cause for concern. Some types of contraception, such as the progestogen-only pill (POP), contraceptive injection and intrauterine system (IUS), particularly Mirena, can cause periods to stop altogether.

Why is my period late if I'm not pregnant?

Menstrual irregularities, such as missed or late periods, occur in 14–25% of women of childbearing age. They can result from a range of conditions besides pregnancy, including hormonal imbalances, hormonal birth control, stress, weight loss, trauma, and certain health conditions.

How long can stress delay your period?

Stress can delay your period, but the good news is that stress shouldn't completely stop your period (like, forever). If you've gone more than six weeks (the amount of time it takes to classify a period as fully “missed”) since your last period, it may be time to see a doctor and make sure everything is okay.

What symptoms do you have at 1 week pregnant?

Pregnancy symptoms in week 1nausea with or without vomiting.breast changes including tenderness, swelling, or tingling feeling, or noticeable blue veins.frequent urination.headache.raised basal body temperature.bloating in the belly or gas.mild pelvic cramping or discomfort without bleeding.tiredness or fatigue.More items...•

Why haven't I got my period in 2 months but Im not pregnant?

Some medical problems (such as hormone imbalances) and lifestyle changes (such as stress, too much exercise, or large amounts of weight loss or gain) can cause girls to miss their periods. Your doctor will be able to look into the cause of any possible problems.

What symptoms do you have at 1 week pregnant?

Pregnancy symptoms in week 1nausea with or without vomiting.breast changes including tenderness, swelling, or tingling feeling, or noticeable blue veins.frequent urination.headache.raised basal body temperature.bloating in the belly or gas.mild pelvic cramping or discomfort without bleeding.tiredness or fatigue.More items...•

Should I be worried my period is 5 days late?

It's important to remember that if your period is more than five days late, you should consult your health care provider.

How To Make Your Period Come Back: 3 Reasons You're Missing It - Flo Living

Hey,am 24 years old and my periods has been flowing normally since 2011 till 2016,i have been seeing my gynecologist since then till 2020 January when he told me to try a medicine called chromid and my period came only for two months an since then i haven’t been having them and am worried because i tried to have a child but i was negative.PLEASE help me because am worried about my life and i ...

Missed Period for Three Months, Why? | New Health Advisor

The average length of a normal menstrual cycle is 21 to 35 days. It means most women usually have 11-13 menstrual cycles in a year. However, you may always experience changes to your menstrual cycle due to many factors.

How long can you miss your period?

You may miss a period for one or two months, or you may experience complete amenorrhea —that is, no period for three or more months in a row. This article explores 10 common reasons your period may be delayed. Verywell / Cindy Chung.

Why is my period unpredictable?

Changing schedules can throw off your body clock. If you frequently change work shifts from days to nights, or if your schedule is generally all over the place, your period can be fairly unpredictable. 6.

What is the period of transition between reproductive age and non-reproductive age?

Perimenopause is the period of transition between reproductive age to non-reproductive age. Your periods may be lighter, heavier, more frequent, or less frequent during this time. 10 In most cases, they'll just be different than what you're used to.

How long does a period last?

Recently Started Periods. A normal menstrual cycle lasts from 21 to 35 days in healthy women, but it can vary. This is especially true for young women who are just starting to get their periods, or for women who have not had periods for several years and are starting again.

What medications cause a period to be delayed?

Some medications, such as antidepressants, antipsychotics, thyroid medications, anticonvulsants, and some chemotherapy medications, may cause your period to be absent or delayed. 4. Hormonal contraceptives like Depo-Provera, progesterone-only MiniPill, Mirena IUD, and Nexplanon can also influence your cycle.

Why is my period delayed?

Both physical and psychological stress can cause a delayed period. But the level of stress capable of causing this effect is usually more severe than having a bad hair day.

Does BMI affect your period?

Very high body mass index (BMI) is associated with missed periods, and weight loss can help regulate the menstrual cycle for women who are obese.

What are the causes of missed periods?

Medications. A few types of medications can affect the menstrual cycle and cause missed periods. These include antidepressants, antipsychotics and some allergy, chemotherapy, or anti-hypertension drugs. It’s a good idea to alert your doctor if you’re on a new medication and experience a missed period.

How does stress affect your period?

Stress can have a number of impacts on your health. Enough stress can temporarily change how the part of your brain (hypothalamus) that controls the hormones regulating your menstrual cycle works. You can miss one period, then another, and another. Stress reduction techniques, lifestyle changes, and exercise can help reduce stress and the effects it has on your menstrual cycle. When the stress is decreased, your regular cycle resumes. If you are having difficulty managing stress and feel overwhelmed, it’s best to consult your doctor.

Why is diabetes a problem?

Diabetes occurs when your body fails to produce or respond to the hormone insulin. This is a major problem as insulin is essential for the necessary transport of glucose to your body cells, which they use for energy. Excess glucose can damage your blood, increasing your risk for serious complications.

How to stop stress during menstrual cycle?

Stress reduction techniques, lifestyle changes, and exercise can help reduce stress and the effects it has on your menstrual cycle. When the stress is decreased, your regular cycle resumes. If you are having difficulty managing stress and feel overwhelmed, it’s best to consult your doctor.

What causes a malabsorption of essential nutrients?

Celiac disease. If you have celiac disease, consuming gluten, a protein found in wheat, barley and rye, triggers an immune response in your small intestine. This causes a malabsorption of essential nutrients.

What is the term for a woman who has an excess of androgen?

Polycystic ovary syndrome is a hormonal condition common in women of reproductive age, resulting in menstrual abnormalities and an excess of androgen testosterone. Period. Premenstrual Syndrome. Premenstrual syndrome (PMS) has many different symptoms, like bloating, cramping, and mood/behavioral changes.

How long does a woman's period last?

Initial years of menstruation. Menstrual cycles vary from woman to woman. Flow may occur every 21 to 35 days and last for 2 to 7 days. During the first few years of menstruation, cycles tend to be irregular and long cycles are common. However, within a few years, menstrual cycles tend to even out and become more regular.

What are the health problems associated with irregular menstruation?

Common health problems linked to weight and irregular menstruation include eating disorders, such as anorexia and bulimia, and uncontrolled diabetes.

Why does amenorrhea occur when taking birth control?

A study on the effect of antipsychotics on menstruation found that amenorrhea occurred because prolactin levels were imbalanced. Additionally, some birth control medications, such as an IUD, implant or shot, may cease your periods while on them.

What happens if you are stressed?

A little stress in your life is fine, but chronic stress can throw your body out of balance. Stress activates the hormone cortisol and pushes your body into survival mode. If you are experiencing prolonged stress, your body can induce amenorrhea and will prevent menstruation.

How to lower estrogen levels in women?

Increased exercise. Working exercise into your schedule on a daily basis is great, but excessive exercising could lead to lower levels of estrogen, which is the hormone that regulates the female reproductive process.

Is it normal to go without a period?

With the exception of missing your period while on some contraceptives, it is not normal to go without a period for several months and can be harmful to your health.

Is it normal to not have periods after a baby is born?

Your period may not make an appearance after your baby is born, but don’t be alarmed! If you are breastfeeding your little one, a lack of periods is completely normal. Referred to as lactational amenorrhea, this is a phase that disrupts the rhythm of your menstrual cycle.

Why is my period not showing up?

There are a number of reasons why your period may not show up on time — or at all. Missed-period culprits are often as simple as a shift in your schedule or a bout of illness. However, since an irregular or skipped period can also indicate a more serious underlying medical condition, such as thyroid disease or another hormonal imbalance, ...

What medications cause irregular periods?

Some other medications that can cause your period to be irregular include antidepressants, some antipsychotics, corticosteroids and chemotherapy drugs.

What is the most common medication that causes menstrual changes?

Probably the most common medication to cause menstrual changes is birth control . Hormonal contraceptives such as the pill or patch work by stopping the body from ovulating — and no ovulation means no period. But what about that monthly bleeding you have while using one of these methods? What you're really experiencing is withdrawal bleeding, a “fake” period caused by the drop in hormones when you take the placebo pills in your pack or go patch-free during the fourth week of your cycle.

How old is the average woman when she goes through menopause?

The average age of menopause is 51. Anywhere from two to eight years before that, a woman experiences what's known as perimenopause, a period when the body gradually produces less estrogen. During this time, it's not uncommon to experiences changes in your menstrual cycle — periods may come more or less frequently, be shorter or longer, or be lighter or heavier. But you'll also likely experience hot flashes and night sweats, sleeping difficulties, vaginal dryness and mood swings. If you're concerned about your symptoms, your doctor can check your hormone levels with a blood test.

What does it mean when you have a late period?

Sometimes a late period means exactly what you think: You're pregnant! Because many of the earliest pregnancy symptoms — including cramps, bloating, nausea, spotting, fatigue, breast tenderness and even food aversions — can be similar to what you may experience in the days before menstruation, it can be difficult to tell if your cycle is simply off by a few days or if you're pregnant .

How long before your period can you test for pregnancy?

Pregnancy tests are most reliable the day after your missed period, but some brands claim to be able to detect a pregnancy up to five days before your period is due.

When do you stop having your period?

You may also skip a period at the end of your menstrual years as you approach menopause. During this time, it’s not unusual for your period to wax and wane, sometimes disappearing for months, until it stops completely (you’re technically in menopause when you’ve gone over 12 months without a menstrual period).

What happens if you miss your period?

Late or missed periods may be an early sign. You may also experience hot flashes, night sweats, and trouble sleeping.

Why does my period come late?

Extreme increases or decreases in body fat can lead to a chaotic hormonal imbalance that causes your period to come late or stop entirely. In addition, severe calorie restriction affects the part of your brain that “talks” to your endocrine system, giving instructions for the production of reproductive hormones.

How long does it take to get your period back after you missed it?

Missing a period can be alarming, but there’s usually a simple explanation. Still, if your period hasn’t arrived for more than 40 days , it’s best to make an appointment with your healthcare provider to see what’s going on. Last medically reviewed on July 29, 2019.

How soon after your period should you take a pregnancy test?

You’re pregnant. If there’s a chance you may be pregnant and your cycles are typically regular, it may be time to take a pregnancy test. Try to do this about one week after your period was supposed to start. Taking a test too early can result in a false negative.

What happens if you lose weight and miss your period?

You’ve lost or gained weight. Severe changes in body weight can lead to a condition known as secondary amenorrhea, which means missing your period for three months or more. This is particularly common when your BMI undergoes a rapid change.

Why does Aunt Flo leave you hanging?

It’s normal miss a period once in a while. It could just be your body’s response to stress or changes in your eating or exercise habits. But sometimes, it can also be a sign of a larger issue. Here’s a look at 10 potential reasons why Aunt Flo might leave you hanging. 1.

When does perimenopause start?

You’re in perimenopause. Perimenopause is the time leading up to menopause. It typically starts in your mid- to late forties. Perimenopause lasts for about four years before your period stops completely. For many, missed periods are the first sign of perimenopause.

What causes irregular periods?

PCOS is a fairly common condition that causes irregular periods. This condition causes the body to produce a higher amount of androgen. It also causes small cysts to form on the ovaries when follicles don’t rupture to release eggs. In addition to irregular periods, common symptoms of polycystic ovary syndrome include:

Why does my thyroid cause my period to be irregular?

The thyroid helps control the menstrual cycle, and a thyroid hormone imbalance may result in a disrupted menstrual cycle. When thyroid hormone levels are too low or too high , it can cause prolonged menstrual bleeding, anovulatory cycles (cycles without ovulation), and irregular periods.

What are the structures that regulate the menstrual cycle?

The menstrual cycle is regulated by a complex system that includes brain structures (the hypothalamus and pituitary glands), the thyroid gland, the ovaries, and the uterus. Stress can interfere with the body’s cycle regulation by affecting the hypothalamus.

How long does it take for a woman to get her period back after stopping birth control?

These hormones prevent the ovaries from releasing eggs and significantly reduce the odds of becoming pregnant. They can also reduce the frequency of periods. For some people, it may take up to three months before their cycle goes back to normal after they stop using hormonal birth control.

How long is a menstrual cycle?

Find out what you can do with our Health Assistant. Each menstrual cycle begins on the first day of your period and continues until the next period begins. The average menstrual cycle is about 28 days long, but a healthy cycle can be anywhere from 21 to 35 days long.

How does weight affect ovulation?

Excess weight can affect ovulation by altering the body’s levels of estrogen and progesterone. This can cause irregular periods.

When does menopause start?

Menopause usually starts between the ages of 45 and 55. There are, however, some people who begin perimenopause early, experiencing signs and symptoms at 40 and sometimes younger. This means that menopause is approaching and ovulation will no longer be regular. People in perimenopause might still ovulate irregularly.

What can disrupt your period?

Significant stress—such as a divorce, death of a loved one, or, I don't know, the effects of a global pandemic —can definitely disrupt your hormonal balance, creating delayed, irregular, and even heavy periods.

Why does my period not come on time?

You need the estrogen and progesterone to prepare the uterus to receive a fertilized egg, but if those hormones aren't in balance and you don't end up actually ovulating, the whole system is off. Because of that lapse in timing, your period might not come on time either.

What is the medical term for a woman's ovary that is affected by an imbalance of reproductive hormones?

4. Polycystic ovary syndrome (PCOS) PCOS is a medical condition caused by an imbalance of reproductive hormones, according to the Office on Women's Health.

Why is my period so heavy?

The flow may be extra heavy because when you skip the ovulation stage, your body isn't making the proper amount of progesterone, which regulates the thinning of the uterine lining, she says. If that doesn't happen, your period is likely to shed more of the lining of the uterus, and therefore be heavier than normal. 2.

How long does it take for a period to come back after stopping birth control?

But if you’ve just stopped taking the pill, then take note: Dr. Ross says it might take one to three months to return to your normal cycle. Still, pay attention to what your period looks like when it finally comes back. “It may be once you are off the pill you may find you have an underlying hormonal problem that was masked by taking the birth control pill,” says Dr. Ross.

How often do you have periods with PCOs?

When you have PCOS, Dr. Ross says your periods can come every two weeks, every three to six months, or even just once a year. If you have any other symptoms of PCOS, take note and share them with your MD.

Can birth control cause periods?

Your birth control. “One of the side effects of a low-estrogen birth control pill is a light or non-existent period, ” Dr. Ross says. “For many, this is a welcomed side effect.”. The same goes for methods like hormonal IUDs, implants, or shots, since many of those don't contain estrogen at all.

Can I Miss My Period For Two Months And Not Be Pregnant

Depending on the cause, yes. Conditions like polycystic ovary syndrome, premature ovarian failure, chronic diseases, and malnutrition can make you miss consecutive periods. Some oral contraceptives can also stop your periods. However, its always a good idea to take a pregnancy test in these cases.

Reasons For A Missed Period On Birth Control

There can be a number of reasons that a person can miss a period while on hormonal birth control.

Reasons Your Period Is Late When You Know Youre Not Pregnant

Have you ever had a late or missed period when you are certain you arent pregnant? It may cause you a moment of panic, but a late period is often caused by factors that have nothing to do with reproduction. If you have a late period and you are sure youre not pregnant, one of the following factors may be to blame.

Referral To A Specialist

If your GP thinks a medical condition might have caused your periods to stop, they may refer you to a specialist.

When To See Your Gp

See your GP if you’re not pregnant you’ve had a negative pregnancy test and you’ve missed more than 3 periods in a row.

Normal Cause Of A Missed Period During The First Year

Skipping periods is common during the first 1 to 2 years after they start. This is due to not releasing an egg each month.

What To Do If You Have A Missed Period For 2 Months

If you miss your period for 2 months in a row, you should connect with your doctor to see if everything is okay. You can also try a few things at home first:

How to stop your period?

2. Dietary changes. Changing your eating habits and losing weight too quickly can interrupt your menstrual cycles. Low body weight, especially if you’re 10 percent underweight or more , may also stop your body from ovulating and keeping regular cycles.

Why does my period start back up?

1. Stress. Excessive stress can affect your mind and body. Too much stress can impair the function of your hypothalamus. This is the part of your brain that controls hormone regulation. Discovering the source of your stress and managing your stress levels may help your period start back up again.

How does birth control affect menstrual cycle?

Since the pill works by introducing different hormones into your system , it can affect your menstrual cycle. Some women may have lighter bleeding, and others may skip their periods entirely.

Why do you take birth control every day?

Taking your pill at the same time each day helps maintain stable hormone levels in your body. The placebos help you remember to take a pill every day, regardless of the time of the month. The effectiveness of birth control pills is greatly increased with consistent use.

What happens if you skip birth control?

When you miss or skip doses, you may have spotting or irregular bleeding. Since many women end up missing or skipping doses of birth control pills, the overall effectiveness is about 91 to 99 percent.

How to get your period back?

Your doctor can help you address any other factors that may be at play. After you’ve pinpointed the cause, you should be able to get your period back on a regular cycle. You may be able to do this in a number of ways: 1 Make sure you take time to relieve stress. Try breathing techniques, yoga, restorative walks, and even journaling to get at the root of your stress. 2 Eat a healthy diet and work to keep your weight in a normal range. If you suspect you have an eating disorder, tell a friend or your doctor so they can point you to the resources you need to get help. 3 Keep up with regular exercise. Your activity level may seem manageable to you, but see if stepping back a bit helps your regular bleeding resume.

Can birth control fail?

Most birth control failures happen when you have missed two or more doses of pills in a row. Pregnancy can also happen if you are late by even a day or two for your injectable birth control.

How to know if you have a period?

Visit your doctor if you notice the following symptoms: 1 You’ve missed your period three or more times in a year. 2 You get a period more frequently than every 21 days. 3 You get a period less frequently than every 35 days. 4 Bleeding lasts for more than seven days. 5 Bleeding is heavier than normal. 6 You have severe pain during your period. 7 You have a fever. 8 You have postmenopausal bleeding (bleeding after you have entered menopause and not had a period for one year).

What to do if you have a change in your period?

If you’re experiencing a change in the pattern of your regular periods, make sure to contact your health care provider.

What age do you start menopause?

If symptoms of menopause start before the age of 40, it’s considered early perimenopause. Early perimenopause means that the supply of your eggs is declining. This can result in a missed period and eventually the end of menstruation.

How long does it take for a period to be delayed?

How much of a delay in periods is normal? You can calculate the length of your menstrual cycle by counting from the first day of one period to the first day of the next. Typically, menstrual cycles range from 21 to 35 days. If your periods are within this range, then there’s probably no cause for concern.

How long does a woman's period last?

On average, most people get their periods every 28 days . But a healthy person’s menstrual cycle can last from 21 to 35 days. Apart from puberty, menopause, and pregnancy, a missed period may indicate a health issue.

Can a hormonal pill cause a missed period?

Other kinds of hormonal contraceptives that are injected or implanted can also cause missed periods. Chronic diseases: Certain chronic illnesses such as celiac disease and diabetes can also affect your period. Blood sugar changes can affect hormones, and poorly controlled diabetes can lead to irregular periods.

Does obesity cause menstrual cycle?

Obesity: Similarly to low body weight, obesity can also result in hormonal changes, leading to an absence of menstruation.

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Causes

Absence of or missed menstruation after normal menstrual cycle.

Common Causes

Amenorrhea is not always related to an underlying condition. It may be caused by:

  • Low body weight
  • Excessive exercises
  • Mental stress
  • Eating problems such as anorexia
  • Taking certain drugs such as birth control injections
  • Pregnancy
  • Hormonal imbalance
Related Conditions
Sometimes amenorrhea may signify an underlying health condition. These conditions include:

Treatment

Risks

Results

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Besides pregnancy, there are a number of possible reasons for a missed period. Pregnancy is by far the most common cause of a missed period, but there are some other medical reasons and lifestyle factors that impact your menstrual cycle. Extreme weight loss, hormonal irregularities, and menopause are among the mo…
See more on verywellhealth.com

Prevention

  • If you're coping with an overwhelming situation or experiencing prolonged anxiety, with more than one missed period, talk to your doctor and get a referral for counseling to help you decide what to do about the issues that are causing you stress. Once your stress is back to a manageable level, it can sometimes take a few months or more for your cycles to become regular again. How your m…
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Effects

  • Extreme exercise can cause alterations in pituitary hormones and thyroid hormones, resulting in changes in ovulation and menstruation. Don't worry about exercise causing you to miss your cycle if you work out for one or two hours per day. It takes strenuous exercise for hours and hours every day to produces these hormonal changes. If you are planning on exercising for hours every day, …
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Prognosis

  • Changing schedules can throw off your body clock. If you frequently change work shifts, going from days to nights, and particularly if your schedule is erratic, your period can be fairly unpredictable. Generally, changes in schedule shouldn't cause you to completely miss your period but can cause it to start earlier or later than expected. Your cycle can also change by a few days …
See more on verywellhealth.com

Overview

  • Hormonal contraceptives like Depo-Provera, progesterone-only MiniPill, Mirena IUD, and Nexplanon can also influence your cycle.
See more on verywellhealth.com

Diagnosis

  • Being severely underweight interferes with regular menstrual cycles as well. When the body lacks fat and other nutrients, it cannot produce hormones the way it should. Women with anorexia (very low food intake) or who burn far more calories with exercise than what they consume by eating may experience amenorrhea. Typically, weight gain will help your periods to return.
See more on verywellhealth.com

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