If you're a 20-something or a 30-something or a physically fit any-something, shoveling out your car and clearing snow from your walk shouldn't be a problem. But when you're of an AARP age, like me, shoveling can be a bit hazardous. In fact, it's a known trigger for heart attack, especially for folks with heart disease or those who don't usually get any exercise.

For my day job, I write about health for…