Menorrhagia is the medical term for menstrual periods in which bleeding is abnormally heavy or prolonged. The cause for menorrhagia is not clear. Most women with menorrhagia report regular periods and have been shown to have normal estrogen and progesterone levels.
Most women have experienced menstrual cramps, or "dysmenorrhea," at one time or another. For some women, it is merely an annoying discomfort but for others, it can be severe enough to interfere with everyday activities for a few days every month. Dysmenorrhea can be accompanied by other symptoms such as nausea and vomiting, loose stools, sweating, and dizziness.
Anemia is a condition where there are not enough red blood cells in the blood to carry oxygen to the tissues. There are many different kinds of anemia, each with its own symptoms. The main symptoms of anemia are tiredness and fatigue. Further symptoms include weakness, pale skin, headaches, numbness or coldness in the arms and legs, problems thinking, irregular heartbeat, shortness of breath, chest pain, and dizziness.
Pre-menstrual syndrome or PMS, as it is often called, is the term used to describe the various emotional and physical symptoms occurring before the period. Symptoms can include depression and sadness, irritability, anxiety, lethargy, lack of concentration, aggressiveness, changes in libido, changes in bowel habits, skin eruptions, food cravings, crying, outbursts of anger, clumsiness, abdominal and breast distension, pain, water retention, weight gain, and insomnia. Symptoms vary in intensity, from mild to extremely serious, and duration, from one day to two weeks. Surveys estimate that 30-90% of women have experienced PMS at some point in their lives.