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

It could be your best shot at a productive day. Coffee offers a bevy of health perks, from boosting brain function and ...

Suddenly stopping caffeine can cause the brain to go into withdrawal. This happens because caffeine temporarily block receptors, and then when the caffeine is stopped, the brain releases too much of ...

You may wake up in the morning desperate for a cup of coffee (or four) to kickstart your day. However, a new study says that overdoing it on caffeine may have implications for your heart. The new ...

For most people, consuming some caffeine is harmless — but too much can be dangerous. Recent news coverage has raised questions about the amount of caffeine in some popular drinks and what consumers ...

Could coffee help to counteract some of the effects of alcohol on the brain, and potentially limit the risk of addiction? That's what's suggested by a new study of how caffeine interacts with the ...

While occasional caffeine consumption can cause a temporary rise in blood pressure, regular, moderate coffee consumption does ...

Were you tossing and turning last night and cursing yourself for the iced caramel macchiato you drank in the late afternoon? Do you worry about the amount of caffeine in a Mountain Dew? Caffeine is ...

Meta-analysis links caffeine consumption to higher inflammatory bowel disease risk in smokers, those with more education, and ...

The levels of caffeine in your blood could affect the amount of body fat you carry, a factor that in turn could determine your risk of developing type 2 diabetes and cardiovascular diseases. Those are ...

Life-saving medical treatments often come with heavy physiological costs that extend beyond the targeted organ or disease.

Taking oral caffeine supplements may significantly reduce fatigue and improve quality of life and mood in people with MS, trial results show.