04 Apr '11, 12am

People whose legs twitch frequently while they sleep may be more prone to heart problems: Study

NEW ORLEANS - THE nighttime twitching of restless legs syndrome may be more than an annoyance: New research suggests that in some people, it could be a sign of hidden heart problems. People with very frequent leg movements during sleep were more likely to have thick hearts - a condition that makes them more prone to cardiac problems, stroke and death, the study by Mayo Clinic doctors found. 'We are not saying there is a cause-and-effect relationship,' just that restless legs might be a sign of heart trouble that doctors and patients should consider, said Dr Arshad Jahangir, a heart rhythm specialist at the Mayo Clinic Arizona in Scottsdale. He led the study and gave results on Sunday at an American College of Cardiology conference in New Orleans. Restless legs syndrome is thought to afflict millions, though there's argument about just how many. Some doctors think its serio...

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