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

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

A cup of coffee or tea in the morning or an afternoon caffeine pick-me-up is usually fine for most adults. But parents might want to take a closer look at caffeine and other ingredients in the drinks ...

Cutting off caffeine earlier in the day may change more than just your sleep quality.

Tea and coffee contain caffeine, antioxidants, and other beneficial nutrients. Both beverages offer potential health benefits ...

Excessive caffeine consumption from energy drinks can raise the risk of stroke, heart rhythm disorders and dehydration, ...

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

That morning cup of coffee isn’t just giving you the energy to power through your day—it’s potentially triggering a cascade of effects throughout your body that most people never connect to their ...

A genetic study reveals that it is not coffee itself, but how long caffeine remains in the blood, that influences the risk of diabetes.

Join Morgan on a two-day caffeine experiment that compares the effects of low-caffeine vs. high-caffeine coffee on daily ...

The choice between tea and coffee in the morning depends on personal goals and how your body reacts to caffeine as neither has a clear advantage over the other.