Caffeine
I don't have a problem with caffeine. I have a problem without it - Unknown

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HWN Recommends
How Caffeine Evolved to Help Plants Survive and Help People Wake Up
Every second, people around the world drink more than 26,000 cups of coffee. And while some of them may care only about the taste, most use it as a way to deliver caffeine into their bloodstream. Caffeine is the most widely consumed psychoactive substance in the world.
Many of us get our caffeine fix in tea, and still others drink mate, brewed from the South American yerba mate plant. Cacao plants produce caffeine, too, meaning that you can get a mild dose from eating chocolate.
Caffeine may be a drug, but it’s not the product of some underworld chemistry lab; rather, it’s the result of millions of years of plant…
Resources
Caffeine Chart
Caffeine is the only drug that is present naturally or added to widely consumed foods (quinine is the other drug used in foods).
Caffeine Content of Drinks
Extensive list from Caffeine Informer.
A year without caffeine, part 1
Why did I drink so much caffeine? it wasn’t simply chemical or behavioral addiction. My habit began in college as a way of providing enough energy to do both my studies and jobs.
Benefits Of Coffee: What Your Brain Does On Caffeine
Coffee’s effectiveness as high-performance brain fuel makes it liquid gold, and it’s not surprising that coffee’s primary active ingredient, caffeine, is the globe’s most commonly used psychoactive drug.
Caffeine Basics: A User’s Manual
Welcome to my free online book about the basics of caffeine – including coffee, tea, chocolate, soda energy drinks and more. Think of this as your “user’s manual” for caffeine.
Caffeine overdose is extremely rare — but here’s how it can happen
It’s very difficult to consume toxic levels of caffeine from drinks alone.
Caffeine Powder Poses Deadly Risks
Sold as a dietary supplement, caffeine powder is virtually unregulated and widely available from online vendors, and in some stores, often marketed alongside vitamins and protein powders to fitness buffs who blend their own supplements. The packages typically include warning labels, but these are voluntary. And efforts to restrict its sales are growing, as lawmakers, consumer groups and the parents of both young men have pushed for better regulation of the drug.
Caffeine: The Performance Enhancer in Your Kitchen
Caffeine is an oddity in sports, especially given recent doping allegations against elite athletes. It aids athletic performance, research shows, yet it is completely legal.
How A Little Caffeine Can Boost Your Memory
If you’re trying to commit a set of items to memory, you may want to give your brain a bit of caffeine.
How Athletes Strategically Use Caffeine
Caffeine has become the performance-enhancing drug of choice in competitive sports. Using it in precise ways, and not excessively, seems most effective.
How does caffeine affect the body?
Caffeine--the drug that gives coffee and cola its kick--has a number of physiological effects. At the cellular level, caffeine blocks the action of a chemical called phosphodiesterase (PDE).
How Much Caffeine Is Too Much?
The most convincing evidence indicates you’re probably not at risk for major side effects if you consume up to about four 8-ounce cups of filtered coffee, or around 400mg, early in the day...
Kick Your Caffeine Habit in Just Five Easy Steps
While scientists have considered caffeine to be a highly addictive substance since 1994, it’s only in recent years that we’ve begun to understand why greatly reducing our intake of caffeinated beverages might be good for our health. Of course, doing so might be easier said than done — caffeine is the most widely used addictive substance, after all.
The 9 Most Dangerous Caffeinated Products
We want to raise more awareness of the dangers of too much caffeine, so we scrolled through our extensive database to come up with the 7 that we feel are the most dangerous for consumers.
The World’s Most Popular Drug
A tablespoon of it will kill you, but most of us feel like death without it: We’re talking about caffeine.
Wake Up And Smell The Caffeine. It's A Powerful Drug
Caffeine is a drug. Treat it as such. In its essential form, caffeine is a bitter white powder derived from a natural insecticide found in some plants. Over the years, it became acknowledged as a drug after people independently discovered its stimulating effect.
How Caffeine Evolved to Help Plants Survive and Help People Wake Up
Every second, people around the world drink more than 26,000 cups of coffee. And while some of them may care only about the taste, most use it as a way to deliver caffeine into their bloodstream. Caffeine is the most widely consumed psychoactive substance in the world.
10 Surprising Things You Didn’t Know About Caffeine
Is it the eye-opening benefits of caffeine, or coffee’s rich flavor and aroma that we crave so passionately? It’s likely the combination of its assets that makes java the daily beverage of choice for 54 percent of adult Americans, according to the National Coffee Association. What most of those coffee drinkers are unlikely to think about, however, are the health benefits — and potential risks — of caffeine, the stimulant found in coffee, tea, and many soft drinks and energy beverages. Here are 10 essentials facts you should know about caffeine...
Caffeine and You
Now more than ever, caffeine’s the sparky, feel-good drug of the masses. It’s quirky, energizing, mood lifting, addictive, fickle, and despite decades of research, remains both mysterious and illuminating.
Caffeine Informer
Our mission is to inform and educate the consumer about the risks of caffeine, and provide a comprehensive and accurate resource of caffeine amounts.

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