When it comes to health and fitness, muscles are the primary thing to work out. If you're not getting enough protein in your diet, you could end up with weak muscles that food for strong bones and muscles won't make up for. Try these foods next time you want to put on some muscle or try veganism as a way of eating that will help your body stay in shape year-round without having to lift weights or run constantly. milk, cheese and other dairy foods, green leafy vegetables, such as broccoli, cabbage and okra, but not spinach, soya beans, tofu are some food which are great for bones. other than food ypu can try some exercises for stronger bones.
Stronger back? Keep doing presses and pull-ups!
Stronger arms? Use dumbbells or perform bicep curls!
Also Read :-What muscles do bench press work ?