“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 ...

Excessive yawning is among the security red flags for TSA agents. Here's why and what's considered in the bounds of "normal" versus "suspicious" behavior.

Excessive yawning, often dismissed as mere tiredness, could signal underlying health issues. Doctors link frequent yawning to potential problems with oxygen levels, brain function, or heart health. It ...

This one shouldn’t come as a surprise, but the mechanism behind a yawn might be. When we’re tired, our bodies slow down and our lungs aren’t able to breathe in as much oxygen to get to our tissues ...

Yawning is something everyone does, but have you ever wondered why? It’s one of those everyday actions that seem simple but has a deeper meaning. Scientists have spent years studying yawning, and ...

Want to be better at spotting spiders and cockroaches? New evolutionary psychology research shows that people who saw videos ...

You're likely not the only half-asleep office drone today — nearly 70 million Americans suffer from sleeping problems that keep them up at night, leaving them exhausted during the day. But much of ...

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 ...