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The Truth About Multivitamins; Statins and Hepatitis C; Preventing Hot
Flashes; FDA News
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The nurses' health study reported the risk of invasive breast cancer associated with the use of combined estrogen and testosterone. At the beginning of this cohort study, only 33 women reported testosterone use, but over the next 10 years this number increased to 550.
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While stress has well documented effects on immune, neurochemical and endocrinological function, its role in cancer progression is less well understood. It is appreciated, in preclinical studies, that stress can affect the growth of some tumors through modulation of the immune response to tumor cells.
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Hormone therapy is highly effective for relieving symptoms associated with menopause and for preventing postmenopausal osteoporosis. Some women, however, respond unsatisfactorily to standard doses of hormone therapy.
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There continues to be controversy regarding the merits and risks of one- or two-layer closure of the uterus during cesarean section. Also, although opinions abound concerning whether or not to close the peritoneum during a cesarean section, until now there has been sparse evidence in the literature to back either side.
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A popular family of anti-hypertensive medications act by inhibiting angiotensin II converting enzyme. These ACE inhibitors have been implicated as adversely affecting fetal renal function but have generally been ignored as first trimester teratogens.
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The incidence of breast cancer increases with age and breast cancer is the most common cancer in women older than 70 years old. In Western countries, approximately 50% of women with breast cancer are older than 65 years old.
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Primary insomnia unrelated to depression is a common and debilitating condition that heightens the risk for accidents, cardiovascular disease, and other long-term health conditions. About 10-25% of adults older than age 54 years report insomnia defined as subjective complaints of poor sleep accompanied by impairment in daytime functioning.