https://archive.ph/mUkHM https://archive.ph/mUkHM TL;DR: As bodies age, they lose muscle. Eating protein and being active preserve and build muscle. Protein

https://archive.ph/mUkHM https://archive.ph/mUkHM TL;DR: As bodies age, they lose muscle. Eating protein and being active preserve and build muscle. Protein powder has protein.