Physical activity helps children grow strong bones, maintain a healthy weight and discover the world around them. Best of all, it's great fun.

As part of the National Child Measurement Programme children are weighed and measured at school. The information is used by the NHS to plan and provide better health services for children. Your local NHS may send your child's results to you.

Having head lice, also called nits, doesn’t mean you’re dirty. Children are most commonly affected, but anyone with hair can catch them.

Dr Anne MacGregor of the National Migraine Centre gives tips for parents on how to recognise and treat headaches in children.