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Story summary
- Historic snowfall in the northeast raises health risks for people with pre-existing conditions.
- Dr. Marc Siegel warns that cold exposure increases hypothermia risk.
- Cardiologist Dr. Joshua Latzman says shoveling raises blood pressure and constricts arteries.
- At-risk groups include the obese, smokers, and diabetics.
- Experts urge gradual shoveling and pushing snow instead of lifting.
