A lot of researchers believe that the answer is YES! There seems to be a strong correlation between cardiovascular diseases and extreme variations in temperature specially for the elderly population.
No, heart diseases are increasing due to lifestyle choices such as physical inactivity, stress, eating of junk foods, obesity, smoking, diabetes and high blood pressure.
Cardiology researchers in Michigan recently linked extreme day-to-day changes in temperatures to a significant increase in heart attacks, a finding that raises the disturbing possibility of yet another harmful effect of our warming planet on human health.