Develop a training regimen that will be healthy, safe and effective. They will do serious harm to your body over time. This helps avoid injuries. Pay attention to your breathing. Learn the proper form for each exercise - how to stand, how to hold your abdominals, etc.
Rest can be as important as work in getting buff.
If you do too much, you might actually be damaging the muscles you want to grow, so don't exercise the same muscle group two days in a row. Take time off to allow your muscles to recuperate. What you take it into your body has a definite impact on how it looks and feels. Talk to a doctor, nurse or nutritionist about what you should be eating. Now, remember that while it's more common in girls, guys can also develop body image problems and eating disorders .