Word: estrogen
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...experiment was elegantly simple. Just as they had in a series of tests in 2001, the Swedish scientists isolated two substances suspected of being human pheromones--an estrogen-like chemical distilled from women's urine and a testosterone-related chemical derived from male sweat. Using both MRI and PET scans, the researchers found that women registered the female pheromone in the smell-processing part of the brain. But when women sniffed male pheromones, their hypothalamuses lit up as well. In men, the results were exactly the opposite...
...cycle--as some kind of disease. If that conclusion seems obvious to you, perhaps you missed all the medical drama and debate about the benefits, or lack thereof, of trying to replace the body's faltering production of hormones over the long term. Some believe that anyone who takes estrogen is a dupe of the pharmaceutical companies, while others insist that it's a miracle drug that fights aging...
Fingers of the male pool tended to be longer than the average male’s, he found—a trait explained by unusually high levels of estrogen. You know, the female hormone. Turns out a little bit of extra breast fat can go a long way in the laboratory...
...long distance. That's where the curves get closer together," says Dr. Lewis Maharam, medical director of the New York City Marathon. Ultramarathoners eventually burn fat, and women have a higher percentage of body fat than men do, giving them more endurance. They also benefit from the hormone estrogen, which may act like an antioxidant, protecting their muscles from breakdown...
Tamoxifen is a selective estrogen receptor modifier, a type of drug that prevents estrogen—a key player in breast cancer— from binding to cells in breast tissue...