Image gallery for: Muscle gain plan according to the age age 18 25 exercises 10 sit ups 5 push ups 20 squats 15 lunges 35 jumping jacks 15 sec plank 25 crunches 25 sec wall sit 10 butt kicks exercises 30 sit ups 25 push ups 20 squats 15 lunges ig jacks 18 sec plank 25 crunches 25 sec wall sit 10 butt kicks exercises 20 ups push squats lunges jumping see wall sit age 30 30 age 30 35 exercises 20 sit ups 5 push ups 15 squats 25 lunges 50 jumping jacks 40 sec plank 25 crunches 25 sec wall sit 10 butt kicks 35 40 eat fit

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