Have you ever found yourself chugging coffee to stay up late studying, but then when it’s time for the exam, your mind is foggy with fatigue? Researchers from the U.S. Army have developed an algorithm ...

A recent study in Spain found that an intake of 6 mg/kg of caffeine improved participants’ reaction times in a series of reaction tasks. It also made participants more nervous, alert, and active. The ...

In the first study of its kind to explore caffeine's effects on dynamic visual skills, researchers concluded that caffeine increases alertness and detection accuracy for moving targets. Caffeine also ...

In a recent study published in the journal Scientific Reports, researchers investigated the impacts of caffeine supplementation on the first-person shooter (FPS) performance of trained professional ...

Many people groggily pour a cup of coffee in the morning to wake themselves up. But exactly how much caffeine should you consume — and when should you take it — to achieve "peak" alertness? A new ...