New research suggests caffeine drinkers "may have difficulty accurately perceiving the influence of caffeine on sleep quality" Brenton Blanchet is an Associate Editor on PEOPLE's TV team. He has been ...

Many of us like to start the day with a strong cup of joe to keep us going through the morning, but it turns out that some people might find their sleep impacted that evening. This is due to the ...

Life Kit offers tips on how to better understand the effect caffeine has on our bodies, and make sure your relationship with your favorite caffeinated drink is a healthy one. Caffeine is the most ...