Cold Weather Could Predict an Increase in Heart Attacks Three Days in Advance
And the holidays are especially bad The post Cold Weather Could Predict an Increase in Heart Attacks Three Days in Advance appeared first on Nautilus .
A recent study published in Public Health has revealed that cold weather may predict an increase in heart attacks up to three days in advance. Cardiovascular diseases, already known to peak during colder months in both hemispheres, experienced an 18% rise in out-of-hospital cardiac arrests in Hungary between November 2018 and December 2023.
Temperature changes, rather than extreme plunges, were identified as the main factor contributing to this surge. For every 1.8 degree Fahrenheit decrease in ambient temperature, heart attacks increased by 1.4%.
The study also discovered a three-day lag between temperature drops and subsequent rise in heart attacks, offering hope that emergency services can prepare and at-risk individuals can take precautionary measures. Such protective actions could include thermal protection, medication adherence support, and community outreach programs.
The researchers emphasize that cold weather triggers various physiological reactions, such as vasoconstriction, higher cardiac workload, increased adrenaline production, and hormonal changes, which can all put stress on the heart. This information is particularly relevant for individuals with heart disease or other risk factors, who should remain vigilant during the winter months.
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