Fitness News

Work/rest intervals ratchet up workouts NEW YORK (Reuters Life!) - If your cardio routine is in the doldrums, try mixing a little tortoise in with that hare. NEW YORK - United States - Metro Areas - New York City Metro - Business and Economy

Your muffin top may kill you If your pants are feeling a bit tight around the waistline, take note: Belly bulge can be deadly for older adults, even those who aren't overweight or obese by other measures. Obesity - United States - Health - Shopping - People

For many NFL players, a knee injury is a career-ender Despite surgery, less than two-thirds of National Football League players are able to return to play after knee ligament tears, new research hints. Knee - National Football League - Sport - NFL - Football

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Gym benefits undone by too much sitting Hitting the gym every day might do little to decrease your risk of death if you spend the rest of your time sitting down, a new study suggests. Business - Health - Programming - United States - Classical music