By getting organic foods or knowing where you food came from and checking the ingredients. dont buy pre packaged meats because it can contain parasites and if you cook something make sure to cook it to at least 140 degrees to kill parasites<span />
They make your bones stronger because your bones have to maintain to hold the weight.
Explanation:
The muscles opposing the movement become the antagonists.
In a movement, like the back extension, the muscles that extend the back are the agonist.
The muscles that produce the opposite movement, which is back flexion, are the abdominals.
