Caffeine

Caffeine is a stimulant found in many foods and beverages such as coffee, tea, and some sodas.

Caffeine consumption usually causes feelings of alertness, and ninety-eight percent of North Americans consume it in some form[1]Moderate consumption has been linked with numerous health benefits, including improved memory, a speedier metabolism, and better workouts. However, excess caffeine (more than 500mg per day) can have potentially harmful effects on the body. 

Learn More:

How Much is Too Much Caffeine?
Why Coffee and Tea Are Amazing For You [INFOGRAPHIC]
Can Caffeine Boost Endurance?
15 Unexpected Reasons to Love Caffeine

With finals in full swing, it can seem like the perfect time for a panic attack. Luckily, Greatist’s got 23 tips for staying calm and collected and putting those brains to good use.

Necessary evil, or death-in-a-can? Energy drinks like 5-Hour Energy and Red Bull have been in the news recently after the FDA possibly linked them to 13 deaths. Read on to find out how dangerous these energy-boosting beverages actually are.

For the days a cup ‘o Joe just won’t do it, here are some seriously creative ways to get that little extra kick.

The best part of waking up… is realizing that morning caffeine jolt can actually be good for our health. Here are our 15 favorite articles on coffee, tea, and everything else caffeinated. Grab a mug and enjoy!

Got the shakes but can’t stop pounding those Venti macchiatos? Caffeine consumption is near universal, so read on to find out how much is too much.

We may just have to inhale a Grande Frappuccino instead. The FDA plans to review the safety of AeroShot, the breathable caffeine inhaler that came out in January 2012.

Pages

Got the shakes but can’t stop pounding those Venti macchiatos? Caffeine consumption is near universal, so read on to find out how much is too much.

The best part of waking up… is realizing that morning caffeine jolt can actually be good for our health. Here are our 15 favorite articles on coffee, tea, and everything else caffeinated. Grab a mug and enjoy!

In nearly every gym it seems there are people who are fatigued, exasperated, and exhausted.

For the days a cup ‘o Joe just won’t do it, here are some seriously creative ways to get that little extra kick.

Coffee or Green Tea? Greatist tackles the debate with a look at two of the world's favorite caffeinated drinks.

Necessary evil, or death-in-a-can? Energy drinks like 5-Hour Energy and Red Bull have been in the news recently after the FDA possibly linked them to 13 deaths. Read on to find out how dangerous these energy-boosting beverages actually are.

Pages

Works Cited

  1. Energy drinks and the neurophysiological impact of caffeine. Persad, L. Department of Physiology, University of Pretoria, Pretoria, South Africa. Frontiers in Neuropharmocology, 2011, Oct;5:116