11 Staggering Facts about Caffeine

AdobeStock by Alin Luna

Some people are allergic to caffeine.

Unfortunately, some people cannot drink caffeine. Some people display a hypersensitivity to the substance when drunk, experiencing upset digestive system, the jitters, and anxiety. There are a rare few though who are actually allergic to the substance. They develop hives every time they come in contact with caffeine. 💩