When it is unusually cold or hot, our heart hurts and we die more. Many studies have shown an increase in cardiovascular events during episodes of extreme cold or heat waves, but this phenomenon is still difficult to measure accurately. The authors have just calculated that these abnormal temperature extremes are directly linked to more than 1% of deaths from cardiovascular disease worldwide, they report. Traffic Journal of the American Heart Association.
One percent may not seem like much, and it’s compared to other known risk factors (smoking, poor diet, lack of physical activity, etc.). But cardiovascular disease is the leading cause of death worldwide, with about 18 million deaths per year, according to the World Health Organization. Therefore, the total number of deaths associated with unusually cold or hot days is high.
To assess the effects of extreme temperatures…
Source: Le Figaro
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