"It will be interesting to see if efforts being made at the moment in physical activity initiatives in schools will bear fruit when we do the survey again in four years' time.
http://thescotsman.scotsman.com/news/Health-timebomb-fear-for-Scotland39s.6738189.jp
"physical activity initiatives in schools"
Wonder if that's the 'PE hour' or the revamped cycle training (which relies on volunteers).