High levels of thyroid hormones, which is seen in hyperthyroidism , can cause shorter, lighter periods. You may also experience:. Fibroids are muscular tumors that develop in the wall of the uterus.
Most fibroids are noncancerous and can range in size from as small as an apple seed to the size of a grapefruit. Fibroids can cause your periods to be very painful and heavy enough to cause anemia. Endometriosis affects 1 in 10 women of reproductive age. This is a condition in which the tissue that normally lines your uterus grows outside the uterus. Endometriosis causes very painful, even debilitating menstrual cramps. Endometriosis also causes heavy bleeding, prolonged periods, and bleeding between periods.
Exploratory surgery is the only way to diagnose endometriosis. Obesity is known to cause menstrual irregularity. Research shows that being overweight impacts hormone and insulin levels, which can interfere with your menstrual cycle. Rapid weight gain can also cause menstrual irregularities. Weight gain and irregular periods are common signs of PCOS and hypothyroidism , and should be evaluated by your doctor. Excessive or rapid weight loss can cause your period to stop.
Not consuming enough calories can interfere with the production of the hormones needed for ovulation. Along with stopped periods, you may also experience fatigue, headaches , and hair loss. Intense or excessive exercise has been shown to interfere with the hormones responsible for menstruation. Female athletes and women who participate in intensive training and physical activities, such as ballet dancers, often develop amenorrhea , which is missed or stopped periods.
Research shows that stress can interfere with your menstrual cycle by temporarily interfering with the part of the brain that controls the hormones that regulate your cycle. Your periods should return to normal after your stress decreases. Try these 16 techniques to relieve your stress. Cervical and endometrial cancers can cause changes to your menstrual cycle, along with bleeding between periods or heavy periods. Bleeding during or after intercourse and unusual discharge are other signs and symptoms of these cancers.
Remember that these symptoms are more commonly caused by other issues. There are several possible causes of irregular periods, many of which require medical treatment. Hormone imbalances can also cause irregular periods.
For example, thyroid hormone levels that are too low or too high can cause problems with periods. Some girls have extra androgen, a hormone that can cause hair growth on the face, chin, chest, and abdomen.
Extra androgen can also makes girls gain weight and have irregular periods. Talk to your doctor if you have had sex and have missed a period because you could be pregnant. Also let the doctor know if:. The doctor may prescribe hormone pills or other medicines, or recommend lifestyle changes that can help you to have regular periods. Reviewed by: Robyn R. Miller, MD. Larger text size Large text size Regular text size. What Are Irregular Periods? Irregular periods are very common, especially in a girl's first few years of getting her period.
What Are Regular Periods? These may include: back cramps or stiffness heavier breasts or breast soreness headaches acne breakouts disturbed sleep patterns mood swings bloating loose stools How Can I Be Prepared? Girls who are pregnant also will not get their periods. Also let the doctor know if: You were having regular periods that then become irregular.
You stop getting your period. You have extra hair growth on the face, chin, chest, or abdomen. What is an Irregular Period?
Reasons for a Late Period, Missed Period or Irregular Period There are a number of reasons why you may have an irregular, missed or late period, ranging from stress to more serious medical conditions. Common causes of irregular periods include: Uncontrolled diabetes — If you have uncontrolled diabetes, you may have irregular periods because the interaction between your blood sugar levels and hormones can disrupt your menstrual cycle.
Eating disorders — If you have an eating disorder, such as anorexia or bulimia, you may have irregular or missed periods. This is because your body is not producing and circulating enough hormones to control your menstrual cycle. Hyperprolactinemia — Women who have too much of a protein hormone called prolactin in their blood can have irregular periods.
Medications — Certain medications, including anti-epileptics and antipsychotics, can cause irregular periods. Polycystic ovary syndrome — PCOS is caused by imbalanced sex hormones, which can disrupt regular menstruation.
Premature ovarian failure — The ovaries of women with POF stop working before the age of 40, according to the National Institutes of Health. However, some women with this condition continue to have occasional periods. Stress — Stress hormones can affect menstruation and prolonged stress can cause your period to be delayed or for you to skip it entirely.
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