"For years, hormone replacement therapy (HRT) was hailed as a miracle. Study after study showed that HRT, if initiated at the onset of menopause, could ease symptoms ranging from hot flashes to memory loss; reduce the risk of heart disease, Alzheimer's, osteoporosis, and some cancers; and even extend a woman's overall life expectancy. But when a large study by the Women's Health Initiative announced results showing an uptick in breast cancer among...

ANTHROPOLOGY. We inherit mechanisms for survival from our primeval past; none so obviously as those involved in reproduction. The hormone testosterone underlies the organization of activation of masculinity: it changes the body and brain to make a male. It is involved not only in sexuality but in driving aggression, competitiveness, risk-taking - all elements that were needed for successful survival and reproduction in the past. But these ancient...

Testosterone is a familiar villain, a ready explanation for innumerable social ills, from the stock market crash and the overrepresentation of men in prisons to male dominance in business and politics. It's a lot to pin on a simple molecule. Yet your testosterone level doesn't in fact predict your competitive drive or tendency for violence, your appetite for risk or sex, or your strength or athletic prowess. It's neither the biological essence of...

"Harvard human evolutionary biologist Carole Hooven reveals the most cutting-edge research about testosterone to illuminate the real biology of masculinity and makes the case that understanding this science is critical for social progress"-- Provided by publisher. Since antiquity humans have understood that typically masculine behavior depends on testicles, the main source of testosterone in males. Which sex has the highest rates of physical violence,...

"Given that millions of women have entered menopause each year since the dawn of time, it's crazy that menopause still feels like uncharted territory for the women who are going through it. Dr. Heather Hirsch is committed to changing that. Unlocking Your Menopause Type helps women cut through the informational noise and learn how to manage their symptoms most effectively by identifying their personal Menopause Type(s). This is not a one-size fits...