Heart Attacks Often Follow Dramatic Changes in Outdoor Temperature

Having crazy weather this year? Shirtsleeve weather one day, and the next day snow? Medical researchers have long noted that the risk of heart attacks is greater when the weather is very cold. But a study presented to the American College of Cardiology suggests that fluctuating temperatures may be especially dangerous. 

http://www.acc.org/about-acc/press-releases/2018/02/27/11/19/heart-attacks-often-follow-dramatic-changes-in-outdoor-temperature