Cold weather may raise risk of heart problems: Researchers

Cold weather has a bad effect on health apart from flu and other infections. The cold air affects our circulation and metabolic activities, the heart has to pump more blood to maintain body temperature.

Doctors often report heart beating arrhythmically, one minute too fast, the next too slowly. Short-term, it was unlikely to be dangerous, but about half of patients with atrial flutter may develop full-fledged AFib. Long-term, it threatened to trigger a stroke or a heart attack.

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Cold Weather May Raise The Risk Of Heart Problems, Say Researchers