By Gabe Mirkin, M.D. Many studies show that a lifetime of vigorous exercise makes the heart stronger and healthier and does not harm it. However, as I reported earlier, a few studies that got a lot of media attention suggested that chronic intense exercise can damage the heart to cause irregular heartbeats. Now a study of elite lifetime endurance athletes has found … [Read more...] about The Latest on Irregular Heartbeats in Lifelong Exercisers
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Quick Tip: Keep Your Spare Tube in a Sock
This tip will help you protect your spare tubes. Follow my tip and you won't have to suffer the problem I did, many years ago. I was in a long mountain bike Enduro event and I got a flat tire. I found both my unprotected tubes, carried in my under-saddle bag, had suffered abrasions due to months of jiggling around in the bag. Holes had worn in the corner folds of both … [Read more...] about Quick Tip: Keep Your Spare Tube in a Sock