How Much Do You Know About Caffeine?

Which has more caffeine--coffee, tea, or soda? Is there a link between drinking a lot of caffeine and osteoporosis? Find out when you take this quiz.

1. How does caffeine affect the body?

A. Makes it easier to focus B. Raises your heart rate C. Raises your blood pressure D. All of the above

2. How much caffeine does the average U.S. adult caffeine-drinker have in a day?

A. 160 mg a day B. 230 mg a day C. 320 mg a day D. 360 mg a day

3. Caffeine consumption has been linked to which health problem?

A. Cancer B. Heart disease C. Fibrocystic breast disease D. None of the above

4. Which drink contains the most caffeine?

A. 5 ounces of percolated coffee B. 5 ounces of drip coffee C. 6 ounces of black tea D. 5 ounces of oolong tea E. 12 ounces of a cola drink

5. Which of these over-the-counter (OTC) medicines can contain caffeine?

A. Water pills (diuretics) B. Pain relievers C. Cold remedies D. All of the above

6. If you are trying to cut back on caffeine, what should you do?

A. Drink instant coffee B. Brew tea for less time than usual C. Don't have caffeinated drinks after noon D. All of the above

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