However, this doesn’t mean you need to forgo caffeine altogether. “For most people, caffeine is safe, and so is exercise,” Paul Nagelkirk, PhD, the director of the Integrative Exercise Physiology Laboratory at Ball State University, told Runner’s World in 2019.
“Healthy adults who currently enjoy the benefits of caffeine as a pre-workout or pre-competition routine have little reason to worry about blood-clotting potential,” he added.
However, the study does suggest those with poor cardiovascular markers, such high blood pressure, high cholesterol, or a history of smoking, may wish to avoid caffeine surrounding their workout.
Researchers have also uncovered evidence of the contrary.
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