actor tarun khanna who is popular for playing lord shiv on the small screen says fitness is like oxygen to himfitness means the world to me when i was a kid i was very weak i used to fall sick frequently in my growingup years people often made fun of me and that was the time when i made a resolution that i will never be weak since then fitness has been like oxygen to me he saidhis roles also demand him to stay fiti have played the role of mahadev eight times on different platforms that requires me to bare my upper torso hence to flaunt that you need to have a proper physique i dont make it overly muscular but i make it look athletic he saidto keep a healthy balance between his mind and body he does yogai dont do yoga everyday but i make sure i do it at least four times a week it definitely helps me strike the right balance between my physical and mental fitness he shared