A landmark two-year study spanning 11 countries reveals what actually separates a brain-health program that works from one that doesn't.

SuperAgers keep razor-sharp memories well into their 90s—but their DNA looks ordinary. Is something else doing the real work?  

In a year-long trial, omega-3 plus low-dose aspirin nearly matched antibiotics for gum health, with benefits lasting six months after stopping.

A month using a HEPA purifier at home boosted executive function 12% in adults over 40, a gain on par with upping daily exercise.