One in three children in England does fewer than 30 minutes of physical activity a day – half the amount recommended by government guidelines, a report by Sport England suggests.
Girls are less likely to be as active as boys, with 13 to 16-year-olds the least active age group.
The online survey of 130,000 five to 16-year-olds found children from poorer families did least exercise.
Sports Minister Mims Davies said the figures were “simply unacceptable”.
“We know that an