I'm not trying to make a point involving absolutes but I noticed, among my peer group anyway, that size and fitness is inversely proportional with the amount of

I'm not trying to make a point involving absolutes but I noticed, among my peer group anyway, that size and fitness is inversely proportional with the amount of attention a kid receives from bullies. Certainly there can be other factors -- I think bullying is primarily the result of social ostracism, which can have many causes -- but it's much easier to pick on people you do not perceive as a serious threat.