Scientists at UCLA discovered a surprising reason aging muscles heal more slowly. In older muscle stem cells, a protein called NDRG1 builds up and acts like a brake, slowing the cells’ ability to jump into repair mode after injury. But there’s a twist: that s…
Growing older often means recovering more slowly from muscle injuries, but scientists may have uncovered an important reason why.A new study from UCLA, conducted in mice, found that aging muscle stem… [+5290 chars]