Questions tagged [caffeine]

A crystalline compound that is found esp. in tea and coffee plants and is a stimulant of the central nervous system.

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Caffeine's role in fat oxidation

Seen here: http://ajcn.nutrition.org/content/79/1/40.full It is stated: In agreement with the results of previous studies (1, 20), the present study showed that caffeine ingestion increased ...
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What is the mechanism of acute caffeine tolerance?

I'll admit this curiosity is based on a personal experience I'll document here, but I do believe it's an interesting and useful academic question to study and explore. For a while, I've noticed that ...
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Can caffeine be absorbed through the skin? Specifically, do caffeinated soaps boost energy?

I had no idea that caffeinated soap existed! (You really do learn something new everyday)! So apparently these caffeinated soaps are on the market, but are they really all that effective in boosting ...
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Caffeine vs Nicotine addiction

We, who love coffee very much, have a belief/satisfaction(could be very wrong) that coffee(which has caffeine) is better than cigarette or any other products which has nicotine. But as far as I know ...
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Is it safe to bite into caffeine tablets?

I'm taking these tablets called Pro Plus. When I swallow a tablet, I don't really feel much, but if I chew it up before swallowing it in very small pieces I feel a much bigger impact. Perhaps the ...
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Are low amounts of caffeine, e.g. Coke, bad for IBS? If so, advice on how IBS sufferers can get a burst of energy?

I unfortunately, am one of the many that suffer from IBS (irritable bowel syndrome). I also have the luck of suffering from fibromyalgia (so I have chronic fatigue), but I have a very demanding job ...
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Hyper activeness, simulated at work

When I'm playing games, I become very aware, maybe not the entire time, but definitely hyper. Is there certain things I can do to simulate this at work. I'm definitely motivated, and I wouldn't say ...
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If pure caffeine is taken intravenously, will high dose cause nausea like it does when taken orally?

There are various symptoms of high caffeine intake. Among them, gastrointestinal symptoms are nausea, vomiting, diarrhea, abdominal pain, hyperactive bowel sounds etc. My question is: do these ...
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What are the negative health effects of Absolute Zero Monster Energy

I consume one 473ml can of Absolutely Zero Monster energy in the morning and another one at around 3pm. I consider these important otherwise i can't get into gear in the morning and begin to fall ...