New research identifies a potential intervention for social isolation.

A team at Mount Sinai has discovered the neural mechanism behind social isolation.

Out of all the unforgettable lyrics by The Beatles, George Harrison's line, "Ah, look at all the lonely people," is one for the ages. How could you possibly live in a city surrounded by millions of people and be lonely? The paradox is stunning.

The world has changed quite a bit since 1966. Social isolation has gotten worse due to electronic communication…