A surprising way that diet leads risks of stroke and cognitive impairment It is well known that a high salt diet leads to high blood pressure, a risk factor for an array of health problems, including heart disease and stroke. But over the last decade, studies across human populations have reported the association between salt intake and stroke irrespective of high blood pressure and risk of heart

Sleep Shrinks the Brain’s Synapses to Make Room for New Learning Every day you wake up with a slightly less connected brain than the night before. New research in mice reveals that during sleep the connections between brain cells, which hold information learned throughout the day, undergo massive shrinkage. The process makes room for learning new memories while shedding weak ones. As author Marie