Publishing in JAMA Psychiatry, researchers report results from a 12 - month randomised clinical trial of estrogen plus progestin hormone therapy vs placebo for the prevention of depressive symptoms in non-depressed perimenopausal and early postmenopausal women. (sciencemediacentre.org)
Birth control for female giraffes includes a synthetic progestin hormone called MGA added to their feed or Depo - Provera injections. (sciencenews.org)
The drop in hormone use dates back to July 2002, when the Women's Health Initiative, a 15 - year study tracking the health of more than 160,000 women, abruptly ended its long - term study of estrogen - progestin hormone replacement therapy because women taking the drugs faced an elevated risk of invasive breast cancer and heart disease. (discovermagazine.com)