July 3, 2026 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’ ...

Ultrasound and artificial intelligence-guided algae microrobots delivered chemotherapy deep into tumors in mice, paving the way to improved bladder cancer care.

MSN via Barron Kerry Stewart, an exercise physiologist and professor of medicine at Johns Hopkins, says exercise capacity "definitely declines" as we age. "With regular exercise, the decline won't be ...