If you're not a coffee drinker, you might reach for a can of soda to get a boost of energy. Caffeine is found in many major soda brands like Coca-Cola and Pepsi, but if you think a can of your ...

An 8-ounce cup of coffee has just under 100 milligrams of caffeine in it, so you should avoid that fifth cup of joe. Coffee is not the only caffeinated substance — many types of tea, soda ...

2. Caffeine is also in foods, not just drinks. While caffeine is most often thought of as an ingredient in drinks like coffee ...

Some pre-workout drinks contain high levels of caffeine, but are they safe? A sports dietitian weighs in on how—and ...

One 8.3-ounce (0.25-liter) can has two to three times the amount of caffeine as a 12-ounce (0.35-liter) can of soda. "The kids in the clubs, they think they've happened upon this great new ...

Caffeine is present not just in coffee, but also in teas and sodas and dark chocolate. Too much of it can have several health ...

You can then use less and less caffeine over time. If soda is your vice, swap out your caffeinated cola for a caffeine-free variety. Same goes for tea: While green, white, oolong and black teas have ...