Watch CBSN Live

How Many Cups of Coffee is "Normal"?

Coffee Image Courtesy Library of CongressPer capita, American coffee drinkers consume three cups of coffee a day, so you can sleep well -- or stay awake, rather -- knowing that you're not the only one with a caffeine fix.

Is it bad for your health? Most reports say no, and they all peg the 'healthy' intake anywhere from 4-5 cups a day (pregnant women should limit themselves to 2-3 cups). As long as you're below the limits, most of the reports encourage coffee drinking. Coffee lovers are 80% less likely to develop Parkinsons and 25% less apt to develop colon cancer. Some of the latest Parkinsons drugs are actually being developed from a derivative of the same caffeine in your average cup o'Joe.