Daytime Naps Once or Twice a Week , Can Be Good for Your Heart, Study Finds.<br />According to the study, just one or two naps per week can reduce the chances of a heart attack.<br />The five-year analysis can be <br />found in the medical journal 'Heart.'.<br />Nearly 3,500 subjects were tracked <br />by a team from Switzerland's <br />University Hospital of Lausanne.<br />All of those involved in the study ranged from 35 to 75 years old.<br />To get results, researchers observed the relation between cardiovascular disease development and napping regularity.<br />They found that those who napped up to an hour were nearly 50 percent less likely to develop health issues.<br />Researchers add that a nap could be as short as five minutes.<br />They also said that the number of naps taken per week was irrelevant in terms of a connection to heart health