Should I drink coffee before exercising?

Should I drink coffee before exercising?

Jerry Pryde, MD, MPH, CIME (Clinical Chief, Department of Rehabilitation, Cedars-Sinai Medical Center) gives expert video advice on: Should I drink water or sports drinks while exercising?; Is it possible to hydrate too much?; What do my muscles use for energy when exercising? and more...

Coffee before you exercise can cause you problems. I can't recommend that you do that. The caffeine in the coffee can cause cardiac arrhythmias for some people. So as you exercise and you put a workload on your heart and your heart has to start beating faster and more efficiently, if the caffeine in the coffee will predispose you for cardiac arrhythmia, the combination of the two could be life threatening.