Caffeine is the most commonly consumed psychoactive substance worldwide. It is found in coffee, tea, chocolate, and various other foods and beverages. While caffeine can have some benefits, it can also cause adverse side effects, especially when consumed in large amounts.
Caffeine is a stimulant that affects the central nervous system. It can improve mood, energy levels, and alertness. Caffeine is also a diuretic, meaning it increases the production of urine.
Caffeine works by blocking the neurotransmitter adenosine. Adenosine is a chemical that makes you feel tired. When caffeine blocks adenosine, you feel more alert and awake.
Consuming too much caffeine can lead to caffeine overdose. Symptoms of caffeine overdose can include:
If you are struggling with caffeine dependence, there are several things you can do to get help:
Caffeine can have both positive and negative effects on your health. If you are concerned about your caffeine consumption, talk to your healthcare provider.