Exercised-induced amenorrhea occurs when the monthly menstrual cycle is absent for three or more months due to overindulgence in exercise. Sometimes, young girls and teens who exercise intensely and have low body fat will delay their first period...
Although intense exercise can help you get in shape for a sport or activity, it can also cause your menstrual periods to stop. The condition, called exercise-induced amenorrhea, occurs when rigorous exercise changes hormone secretions that control...
Exercise produces a number of changes in the bodies of female athletes, including changes to the production of hormones. One of the possible side effects of these changes is amenorrhea, an interruption of the menstrual cycle. Exercise-induced...
Too much exercise can interfere with your brain's ability to trigger production of reproductive hormones that regulate the ovaries and menstrual cycle. This can cause shortened or missing menstrual cycles -- a condition known as amenorrhea --...
Early menopause--defined by the American Medical Association as the cessation of menstruation for 12 months or longer in women younger than 40--occurs rarely, and usually in individuals with certain medical conditions or other risk factors....
Amenorrhea is the clinical term for when a female misses one or more menstrual periods. Missing a period due to excessive physical activity is a form of secondary amenorrhea called exercise-induced amenorrhea. This common and reversible disorder...
On occasion, women may experience a slight shift in their menstrual cycles due to a late or missed period. However, a prolonged absence of periods, especially in female athletes, can be dangerous and cause a number of long-term health effects....
From 5 to 25 percent of female athletes experience exercise-related amenorrhea, depending on the type of exercise and the level of competition, according to Michelle Warren, author of a June 1999 article in the "Journal of Clinical...
Copious amounts of strenuous exercise can make it difficult for a woman to become pregnant. This type of stress on the body, especially when coupled with low body fat or caloric restriction, can delay or stop ovulation and menstruation. Scientific...
Estrogen is an important hormone in a woman's reproductive system. It is secreted by the growing follicle at the beginning of each menstrual cycle and plays a variety of roles. The maintenance of normal reproductive function is controlled by the...
Exercise can significantly improve your quality of life. In addition to helping ward off osteoporosis, regular activity can increase your cardiovascular fitness, strengthen your immune system and alleviate depression. However, female athletes who...
Exercise can cause hormonal changes in women. Some changes are considered beneficial, while others can have a negative effect. In most cases, moderate amounts of exercise produce positive effects on hormones, while excessive amounts of exercise...
Girls and women are becoming increasingly involved in sports and athletics, following tough training regimens and rigid diets. Runners, in particular, often undergo challenging running programs, and sometimes such rigid training can affect a...
Osteoporosis literally means "porous bones" because a lack of calcium or phosphate has made the bones brittle and fragile. One in five American women older than 50 has osteoporosis, but most people don't realize they have the disease until a...
Milk is the most nutritious beverage you could enjoy. It provides nine essential nutrients that are especially necessary for growing children: riboflavin, vitamins D, B-12 and A, phosphorous, niacin, potassium, calcium and protein. All of these...
Intense exercise can cause a condition called secondary amenorrhea, which is lack of menstrual periods for six months or longer. The condition is due to a combination of factors: excess exercise, poor nutrition and hormonal imbalance. Amenorrhea...
For women, managing body weight can be an ongoing battle. Fluctuating hormone levels throughout the month can induce food cravings, water retention and emotional instability. To stay in control, we often step up our workouts while restricting our...
Calcium is one of the minerals you need for a healthy diet. Calcium is essential for healthy bones and teeth, which store more than 99 percent of your body's supply of this mineral. Although calcium is found in many types of foods, the Office of...
Health, diet, disease, stress and drugs affect women's menstrual cycles. Biological and cultural forces influence eating patterns and hormonal rhythms. Sudden weight loss due to strict dieting, gastric bypass, excessive exercise or anorexia...
Cessation of the menstrual period because of excessive exercise or weight loss is secondary amenorrhea. This can be the diagnosis if you have missed three or more menstrual periods after having experienced at least two regular cycles. This...
Going for a jog is more important to your womanly identity than you might think. Not only does regular physical activity help you feel better about yourself, it also helps your body balance its levels of estrogen, that mysterious "female hormone"...
