By William Weese, M.D.Getting out on a wintry, brisk day can be invigorating. But, there's one thing you should know: The cold can also be hard on your heart.
Your body needs to work harder to stay warm in cold weather. Adding physical activity on top of that increases your heart's workload.
If you have heart disease, the combination of frosty temperatures and vigorous activity can be particularly dangerous. For example, you might raise your risk of a heart attack, if you:
- Shovel after a heavy or wet snowfall
- Trudge through snowdrifts — or wet, thick snow
- Overdo it with a cold-weather activity — such as cross-country skiing or snowshoeing
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