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For Strengthening the muscles

Take a dumbbell or pick up the cot and practice it up and down. If doing gym regularly then it is good otherwise our body weight itself is the dumbbell, like push-ups, sit-ups are equitant to the gym center. One must and should do it slowly as our body in the initial phase is not accustomed to it. Every sport is nothing but speed and zig-zag running is best for speed.
Ĕxcercise
Exercise is said to be healthy for the body only if the body gets sweated from head to toe. Step up quickly. Your breathing must be pushed. Your heartbeat must sound to you. These are the good signs of your healthy heart, and many of the diseases will stay far away from you. Regularity will keep you healthy, also your body weight will be maintained.
Parents must indulge their children in exercising, as it will boost up the growth, mentally as well as physically. Should avoid excessive weight lifting. But turning body parts, doing light yoga, will only help your child with muscle elasticity and tonicity, also will prevent the muscle spasm from any cause, even then they fall by any mean during playing.