What are muscles made of?

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  1. Dr. Vonda Wright
     
    Dr. Vonda Wright answered:
    Muscles are made of protein, and their building blocks are the amino acids. When you use your muscles in daily activity or exercise, they are broken down. But protein repairs this damage and rebuilds muscle.
    More Related Answers from Dr. Vonda Wright
    Muscles are made of protein, and their building blocks are the amino acids. When you use your muscles in daily activity or exercise, they are broken down. But protein repairs this damage and rebuilds muscle. More