Researchers carried out the tests on day six of each woman's menstrual cycle for six cycles or until the woman fell pregnant.(研究員們對女性一個生理周期內的六天進行測驗，時間持續六個生理周期或者直到婦女懷孕。)

This feature can help you to facilitate the calculation of your menstrual period!(這個功能可以幫你方便的計算你的生理周期！)

Calcium carbonate and the premenstrual syndrome: Effects on premenstrual and menstrual symptoms.(碳酸鈣與經前緊張綜合征：對經前和經期癥狀的作用。)

Menstrual cramps have no medical complications in themselves, but they often interfere with school, work and social activities.(痛經本身不會有并發癥，但是常常會影響到學習，工作及社交活動。)

For most of these women, signs and symptoms disappear as the menstrual period begins.(而這些女性中，大多數人的體征和癥狀會在經前綜合癥開始后消失。)

Oral birth control pills contain hormones that prevent ovulation and reduce the severity of menstrual cramps.(口服含激素的藥片會阻止排卵和降低痛經的嚴重度。)

Other countries and regions in Asia already offer days off. Indonesian women are entitled to take two days a month of menstrual leave.(其實亞洲許多國家和地區都已經通過了“姨媽假”制度。印度尼西亞女性每月享有兩天的姨媽假。)

Medication for colds, allergies, diarrhea, athlete's foot, menstrual cramps, hemorrhoids, constipation, and headaches.(用于治療感冒，過敏，腹瀉，腳氣，痛經，痔瘡，便秘和頭疼的藥品。)

Solve organ prolapse, incontinence, menstrual pain or disorders and pelvic pain.(解決器官脫垂、失禁、經期疼痛或失調和骨盆疼痛的問題。)

The average length of a woman's menstrual cycle is 28 days.(婦女的平均月經周期是28天。)