Caffeine

The timing of your last coffee of the day should ideally be chosen so that it doesn't interfere with your sleep.

Caffeine and Its Effects Drinking coffee late at night can significantly disrupt your sleep.

Caffeine not only disrupts falling asleep but also affects sleep quality. When you should have your last cup of coffee to ensure a good night's sleep.

22 Products 'Ökotest' Delivers Scathing Verdict on Energy Drinks–Best Product Rated 'Sufficient'

Do you reach for an energy drink for a quick boost? A German consumer magazine examined 22 energy drinks and delivered a scathing verdict.

Federal Institute Warns Against Energy Drinks How Much Caffeine Teens Should Consume at Most

The cardiovascular system of teenagers struggles to handle large amounts of energy drinks. The culprit: caffeine.