Caffeine can linger in your system for 10 or more hours, which can impact sleep. Double-shot lattes and cold brews have ...

When you’re dragging yourself through the day, coffee can offer a reset. It can jolt your brain into action, sharpening your ...

Most people do not think of caffeine as a health threat. But a case from Sweden has put the spotlight on the substance’s effects.

Caffeine is increasingly added to unnecessary products and marketed to kids, risking health for profit. Consumers should push ...

Enjoying decaf coffee could be good for your health—it could help protect against type 2 diabetes, liver disease, and heart ...

Drinking coffee on an empty stomach may raise the risk of increased stomach acidity and gastrointestinal discomfort. It may also affect hormone levels.

Join Morgan on a two-day caffeine experiment that compares the effects of low-caffeine vs. high-caffeine coffee on daily energy, focus, and overall well-being. Watch as they test regular coffee on Day ...

Mixing booze and caffeine makes drinkers feel more impulsive. April 15, 2011— -- Mixing booze with energy drinks like Red Bull might be just as dangerous as drinking pre-made concoctions like ...

Chai tea contains caffeine that may briefly raise blood pressure. But regularly drinking unsweetened chai tea may support a healthy blood pressure.