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

There might be a link between caffeine and throat tightness. Allergies, molds, and certain digestive problems may cause ...

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 ...

Energy drinks are designed to boost mental and physical alertness, but they often contain high levels of caffeine, sugar, and ...

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

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 ...

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 ...

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 ...

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 ...

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