Sarcopenia, which is a progressive and extensive decline in muscle mass and strength, is common with aging and is estimated to affect up to 50% of people aged 80 and older. It can lead to disability ...

Myofibers are large multinucleated cells that have long thought to have a rather simple organization. Single-nucleus transcriptomics, spatial transcriptomics and spatial metabolomics analysis have ...

Isolating individual muscle fibers and characterizing their myosin heavy chain (MHC) content using SDS-PAGE has become an increasingly common method for describing skeletal muscle fiber type ...

I notice that even though I'm strength training twice per week, I'm losing muscle mass. Is there anything I can do to prevent ...

Resistance training, protein and recovery remain the most powerful tools for preserving strength and independence later in ...

If you’ve already scaled your workouts to match your current stress levels but still feel sore or limited, it’s time to look deeper at your soft tissue health. This includes your muscles, connective ...

A research team has found that specific immune cells can connect with muscle fibers in a lightning-fast, neuron-like way to promote healing. These cells deliver quick pulses of calcium, triggering ...

The rise of powerful weight-loss medications has changed the way obesity is treated. Drugs such as tirzepatide can help ...

For people living with advanced liver disease, the illness affects much more than the liver itself. One of the most serious complications is the gradual loss of muscle mass and strength, a condition ...