Caffeine

Evidence-graded topics and articles tagged Caffeine.

Topics

• Caffeine — Caffeine reliably sharpens attention when people are short of sleep and modestly speeds up endurance exercise.
• Coffee — Large observational studies link 3 to 4 cups of coffee a day with a lower risk of death, heart disease and type 2 diabetes, but they cannot prove cause.
• Green Tea — Small drops in weight and blood pressure in trials, with a small extra weight loss when combined with exercise.