The direction of appetite change associated with depression was linked to specific changes in the brain's reward system.
Menopausal women who frequently sunbathe have increased levels of gonadotropins and lower levels of estrogen than their peers who are not active sun worshipers. Low estrogen levels and higher levels of other hormones increase the risk for a number of health problems, including Alzheimer's disease.
Researchers found significant cognitive benefits for older adults who took daily multivitamin-mineral supplements.
Study reports a significant number of people with Parkinson's disease have precise deficits when learning from instructions. Researchers say the problems are associated with differences in brain function.