[tldr] A protein called brain-derived neurotrophic factor (BDNF) could be the answer to keeping you mentally switched on for life. BDNF helps produce new brain cells and strengthen existing ones. It also eases depression, boosts weight loss, and protects against neurodegenerative diseases. As you get older, your levels of BDNF naturally start to fall. With … Continue reading 8 Ways to Increase BDNF and Keep Your Brain From Aging