Whoever thought teenagers would be in need of an instant caffeine fix? Well, difficult times call for easier measures and to get their share of caffeine rush in a day, a growing number of American ...

BUFFALO, N.Y. -- Among the many differences between girls and boys, add the effects from caffeine -- physiological, behavioral and subjective -- to the list. Results of a double-blind, ...

Speaking at the same news conference, Dr. Edith R. Bracho-Sanchez said high amounts of caffeine can cause children to have headaches, jitters, anxiety, nervousness, and sleeping problems. “What this ...

Because caffeine is water and fat soluble, it’s able to exert its affects on many parts of the body. andrew crotty/ Shutterstock It’s recommended that adults consume no more than 400mg of caffeine a ...

Caffeine can boost your brain or break your rhythm — the difference lies in timing. Caffeine is one of the most widely consumed psychoactive substances globally, with approximately 85% of the U.S.