“Most of us equate yawning with being tired, but studies have found that yawning could be caused by your body trying to cool your brain,” Dr. Jen Caudle tells Yahoo Life. She describes yawning as the ...

Contagious yawning refers to the tendency of individuals to yawn after seeing, hearing, or even thinking about someone else yawning. About 40% to 60% of people exhibit contagious yawning when exposed ...

Your body has millions of parts working together every second of every day. In this series, Dr. Jen Caudle, a board-certified family medicine physician and an associate professor at Rowan University ...