High-intensity workouts often call for a boost, and pre-workout powders promise just that. But as you're gearing up for a powerful session, have you ever considered what these supplements might be doing to your heart? Beyond the promised energy and focus, many pre-workout formulas contain high doses of stimulants, primarily caffeine, that can put significant stress on your cardiovascular system. This article dives into the key ingredients in pre-workout powders and explains how they can affect your heart rate, blood pressure, and overall heart health.
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