Causes of heart attack: Heatwaves pose a significant threat to cardiovascular health due to the physiological stress they impose on the body. By adopting proactive measures to stay hydrated, cool, and informed, you can reduce the risk of heat-related cardiovascular complications in the face of extreme heat.
Your heart is extra vulnerable in winter because it has to work harder and pump more blood to keep you warm. This can increase the heart rate thereby increasing risk of heart attack. TheHealthSite.com