Caffeine is a natural stimulant and energy enhancer. Caffeine pills may offer increased alertness, energy, and mental performance. Caffeine is a highly popular stimulant. The Centers for Disease ...

If coffee, tea, or some other caffeinated beverage is part of your daily routine, you’re far from alone. A study found that 85 percent of all Americans consume at least one beverage containing ...

In this lab, students will determine the amount of caffeine in a beverage. Students will determine the retention time of pure caffeine. From this information, students will be able to identify the ...

You may reach for caffeine pills to ward off daytime sleepiness, keep you going at work, or help you stay awake as you cram for tests. But do they really work? Are they safe? Here’s what you should ...