Why heart attacks rise in the winter and how to avoid them

Health By Chetana Belagere November 23, 2022 Read the article

Several studies have shown an increase in heart attacks during winter.

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Interventional cardiologist Dr P Kamath from KMC Hospital took to Twitter to warn people especially of heart attacks early in the mornings.

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The higher metabolic demand in winter increases heart rate, blood pressure, and clotting, explained Dr Deepak Krishnamurthy.

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“Due to the cold weather, the arteries tend to shrink, which increases the blood pressure, adding stress on the heart,” he said.

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Influenza and other pneumococcal infections, too, stress the heart.

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Cardiologists in Karnataka said instances of winter heart attacks are not high in the southern states, unlike in the north.

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Winter heart attacks could occur to anyone, but those with existing heart conditions are more prone to it.

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According to experts from Harvard Medical School, winter heart attacks can be minimised by avoiding overexertion and conditioning oneself for cold temperatures.

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Doctors advise getting influenza vaccines, delaying morning walks, avoiding cold baths, staying warm, and eating healthy.

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