Coffee is such a popular beverage that its consumption levels come second only to water in some countries (1).
In addition to helping you feel less tired and more alert, the caffeine in coffee may improve your mood, brain function, and exercise performance. It may also boost weight loss and protect against illnesses like type 2 diabetes, Alzheimer’s, and heart disease (2, 3).
Many people enjoy drinking coffee first thing in the morning. Yet, some people assert that having it on an empty stomach may harm your health.
This article discusses whether you should drink coffee on an empty stomach.