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Story summary
- A Mayo Clinic review found that 10 minutes of heavy shoveling can raise the heart rate to 97% of its maximum.
- Cardiologists say adults over 45 with cardiovascular risks should exercise caution when shoveling.
- Cold temperatures can raise blood pressure and increase the risk of cardiac events.
- Experts urge safer shoveling techniques, assistance, recognition of symptoms, and seeking immediate medical help if they occur.
