LoLZ thanx buddy for ur suggestions. now i am not doing cardio still i lost 3 kg.and credit goes to you.. ...but trying hard for those six packs abs....as there ne exercise u will suggest....

Hi I am 30 year old and i do cardio all 4 days a week and no weight training ,I do cardio 2 hours daily cardio includes.Kick boxing 45 mints and cycling 1 hour.I wanted to reduce weight Height is 5"9 current weight 77kg.Is there any harm in doing cardio daily??...i wanted to giv body a lean loo...