I have the whole summer to get fit...?how fit can i get, im willing to work as hard as it takes and eat perfectly well.im gonna do weights and box.thanks(ie how much weight could i gain ect?)

hard work without rest does nt bring any physical fitness.no matter hw hard u work,it doesn't bring about any thjing good in fitness.they are 2 different thing.thanks.

2000 cal per Kg, do the maths.