Posts Tagged ‘cross-country skiing’

June 13th, 2013

Too Much, Too Fast? Cross-Country Skiing and Heart Arrhythmias

When it comes to exercise, it may be true that you can do too much or go too fast. It might seem counterintuitive, but a new study finds that among cross-country skiers, the risk for having a cardiac arrhythmia is highest in those who race the fastest or most often. Although lack of exercise is almost […]