How to avoid a heart attack

"Six inches of fluffy snow can be the perfect antidote to winter's depressing grayness - at least until the sidewalk needs shoveling. That's when overzealous homeowners decide that pushing and lifting heaps of snow is a great way to catch up on months of missed visits to the gym. To make matters worse, too many of these shovelers are overweight smokers with early-stage cardiovascular disease. The result: Winter is the season with the greatest risk of heart attacks." - Forbes