In reply to lukearmitage:
> Under 16s aren't allowed in gyms for a reason, because they will damage their bodies whilst they are still developing, in fact the BMC has recently issued warnings on all training gyms, how under 16s should not use them.
Actually, BMC offered guidance on under 18's not using campus boards
http://www.thebmc.co.uk/Campusboard
is the link for anyone interested!