A nine year old boy was told he's too fat to play rugby this week, sparking a major debate.
But really, kids do tend to grow out before up - so when is it an issue, and how do you discuss it with them?
LISTEN ABOVE

John Cowan: Teaching your kids to drive
35:27

Dougal Sutherland: Does telling your kids to 'be yourself' just lead to bullying?
35:52

Sara Chatwin: Psychologist chats parents' sideline behaviour
36:41