Scientists have discovered a gene that makes people happy, but it is said to work only in women. The findings could help explain why women are often happier than men, the team of US researchers said.

The study focused on a gene called MAOA that affects the levels of feel-good chemicals in the brain.

University of South Florida researcher Dr. Henian Chen said its effects could be cancelled out by testosterone, but boys may still benefit before adolescence because their testosterone level is low.

(READ the story in Zee News)