I like to shovel snow, but my wife says it's terrible way to exercise and bad for my heart.  Who's right?
D001416:Back Pain / Q000150:complications*; D002318:Cardiovascular Diseases / Q000150:complications*; D002319:Cardiovascular System; D003080:Cold Temperature / Q000009:adverse effects*; D006801:Humans; D012309:Risk-Taking; D012914:Snow; D014937:Work