Do you believe in the holiday food coma? Many people do. A mainstay on the dinner table at this time of year, turkey contains tryptophan, which is widely believed to be responsible for the ...

Have you ever grabbed a cup of coffee to fight off fatigue—only to feel even sleepier afterward? If you’ve asked yourself, “Why am I sleepy after coffee?” you’re not alone. Many people experience ...

Are you still tossing and turning at night? Find out which habits are responsible for your sleep disruptions.

Sara Moniuszko is a health and lifestyle reporter at CBSNews.com. Previously, she wrote for USA Today, where she was selected to help launch the newspaper's wellness vertical. She now covers breaking ...

The claim that eating turkey can make people particularly sleepy has long been shared around Thanksgiving (and sometimes Christmas) dinner tables. Fans of the sitcom "Seinfeld " may recall one episode ...

With the holidays rapidly approaching, many of us are looking forward to big meals, fall festivities, and copious amounts of turkey. But as soon as the plates are cleared and the last slice of pumpkin ...

Add Yahoo as a preferred source to see more of our stories on Google. "What is that stuff in turkey that makes you sleepy?" she asked. "Tryptophan," Jerry and George responded in unison. By the way, ...