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วันศุกร์ที่ 27 มกราคม พ.ศ. 2555
Sex Education. MENSTRUATION CYCLE
Sex Education. MENSTRUATION CYCLE Early 20th century American educational films regarding health, biology, and reproduction. Proponents of comprehensive sex education, which include the American Psychological Association, the American Medical Association, the National Association of School Psychologists, the American Academy of Pediatrics, the American Public Health Association, the Society for Adolescent Medicine and the American College Health Association, argue that sexual behavior after puberty is a given, and it is therefore crucial to provide information about the risks and how they can be minimized; they also claim that denying teens such factual information leads to unwanted pregnancies and STIs. An enzyme called plasmin — contained in the endometrium — tends to inhibit the blood from clotting. Because of this blood loss, premenopausal women have higher dietary requirements for iron to prevent iron deficiency. Many women experience uterine cramps, also referred to as dysmenorrhea, during this time, caused largely by the contractions of the uterine muscle as it expels the endometrial blood from the woman's body. A vast industry has grown to provide drugs to aid in these cramps, as well as sanitary products to help manage menses. Most women use something to absorb or catch their menses. There are a number of different methods available. A sanitary napkin or a tampon. Disposable items: Sanitary napkins (Sanitary towels) or pads — Somewhat rectangular pieces of ...
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