Caffeine

It seems that when I drink coffee I get a headache. I could never understand this. I drink 2 cups per day (caffeinated) regular coffee. The headache starts hours after I drink the coffee or sometimes the next day. I would appreciate any input you would have concerning this problem. It certainly is a...

Does caffeinated pop give us hiccups? Caffeine would not give you hiccups. The carbonation in the pop (also called soda) you drink may though.

I am going to be in a 100-mile bike race in July and have heard that some caffeine may help me last longer and go faster. Is that true? If so, how much caffeine should I take? Sports researchers have studied the positive effects of small amounts of caffeine on athletes by reducing fatigue. Caffeine-containing...

I'm having problems getting to sleep at night. I'm worried that my dinner coffee may be keeping me awake. How much coffee is too much at night? Caffeine only takes 15 to 20 minutes to get into your blood and the caffeine effect lasts up to 10 hours. If you have problems falling asleep at...

I'm worried that I'm drinking too much coffee. How much is too much? The current recommendations regarding caffeine are less than 15 ounces of coffee or less than 30 ounces of tea per day. In 2002 (latest results available), the average man drank the equivalent of 10 ounces of coffee or 22 ounces of...

I work shift work and my doctor told me to cut down on coffee. I bring a thermos of coffee to work, so I do need the caffeine. But, it's giving me irregular heartbeats. Should I just cut the coffee out cold turkey? Symptoms of too much caffeine (a headache, tremor, nervousness, irritability, increased sensitivity),...

I prefer tea to coffee, but I've heard that tea has as much caffeine as coffee. Is that true? I make about two cups of tea from one tea bag. I've been reading a lot about caffeine lately. The caffeine content of a tea bag brewed for five minutes is about 47 milligrams for...