Caffeine impacts everything from sleep quality to concentration and heart rate. Learn how long withdrawal takes, the diuretic effects on the body, and the potential risks of taking caffeine tablets with medication or alcohol.
Other than prescription or illegal drugs, caffeine and theobromine are the most common central nervous system stimulants you may encounter. In fact, because of their inclusion in many popular products, you may consume far more of them than you would prescription stimulants.
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If you suffer from migraines or severe headaches, chances are that you may take a pain medicine that contains caffeine. The reason manufacturers include caffeine in their migraine medicines is that caffeine typically helps the other drugs in the formula work faster, the Cleveland Clinic notes.
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