Boys do more exercise than girls, research finds

Adolescent girls and young women are less likely to engage in heart-rate raising recreational activities than their male peers, and when they do keep at it for shorter periods of time, research has revealed.Current guidelines in the UK and US recommend that children and teens undertake at least an hour of moderate or vigorous physical activity a day, with adults advised to aim for 150 minutes a week.Dr Charlene Wong, co-author of the research from Duke University in North Carolina, said the rese