Study links childhood inactivity with heart enlargement, finds light activity could reverse effects

Being sedentary or performing little activity in childhood is associated with heart enlargement, which progressed with an increase in time spent sitting or being inactive, according to new research. An excessive increase in heart mass and size, known as left ventricular hypetrophy, is a known risk factor for heart attacks, stroke and premature death in adults. However, light physical activity of about three or four hours a day, including running errands and playing outdoor games, was found to reverse the …