Caffeinism is a condition caused by excessive consumption of caffeine. Synonyms for this term could be caffeine addiction, caffeine dependence, or caffeine intoxication. Additionally, it may be referred to as caffeine use disorder or caffeine abuse. Other terms associated with this condition are caffeine withdrawal syndrome or caffeine-induced anxiety disorder. It is important to seek medical attention if one experiences symptoms of caffienism, such as insomnia, jitters, upset stomach, rapid heartbeat, and anxiety. Reducing caffeine intake or quitting caffeine altogether may be the best course of action to alleviate the negative effects of caffienism.