As people get older, they often notice that their muscles don’t feel as strong as they once did. Many assume this is just a normal part of aging—that muscles naturally become weaker over time. However ...

A common gripe among people when performing exercises like squats is that it hurts their knees, or that their knees are too ...

While a gradual loss in muscle strength is a natural part of aging, for many older adults it’s more than just feeling a ...

While a gradual loss in muscle strength is a natural part of aging, for many older adults it's more than just feeling a little weaker. Sarcopenia -- a condition affecting nearly half of adults over 80 ...

Arnold added that while all adults lose motor neurons as they age, he and his research team are learning that the muscle weakness linked with sarcopenia is less about the loss of the number of ...