Boston TV news channels caution that snow shoveling may carry increased risks for a cardiac event

Clearing sidewalks and driveways of snow may be essential to keep from being shut in, however, the American Heart Association urges caution when picking up that shovel or even starting the snowblower.

Research shows that many people may face an increased risk of a heart attack or sudden cardiac arrest after shoveling heavy snow.

With Greater Boston being hit by its first snowstorm of the winter this week, Boston new channels WCVB News Channel 5, CBS Boston and Boston 25 News each filed reports urging viewers to exercise caution when shoveling snow.

Watch the reports below, and to learn more about this topic visit heart.org.