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By Gabe Mirkin, M.D. The American Heart Association has cautioned that, “Exercise, particularly when performed by unfit individuals, can acutely increase the risk of sudden cardiac death and acute myocardial infarction in susceptible people” (Circulation, Feb 26, 2020). The authors cite more than 300 scientific articles showing that exercising excessively long and intensely … [Read more...] about Can Intense Exercise Increase Your Risk for a Heart Attack?

You'll see the pros do this on cobblestone sections in events such as Paris-Roubaix. Let's say you're cruising along in a 53x19-tooth gear. Spinning and grinning. But uh-oh, here comes a gnarly stretch of bumpy, patched pavement. … [Read more...] about Quick Tip: Shift Into a Harder Gear to Smooth Out Rough Roads

Have you ever been in a fast group on a long ride? You can get so focused on sticking with the paceline that you're too busy, or too nervous, to eat and drink. That's a real problem because soon you're bonked, dehydrated and struggling to maintain the pace. It's dangerous, too, because a tired rider is a squirrelly rider. … [Read more...] about How to Eat and Drink Safely Riding with a Group