Regular activity not only strengthens muscles but can bolster our bones, blood vessels, and immune system. MIT engineers have now found that exercise can also have benefits at the level of individual ...

As we age, our muscles atrophy. Earlier this year, researchers found that hepatocyte growth factor (HGF), a protein critical in skeletal muscle development loses its functionality due to nitration as ...

As muscles age, their cells lose the ability to regenerate and heal after injury. Cornell Engineering researchers have created the most comprehensive portrait to date of how that change, in mice, ...

Sleep is often seen as a time when the body simply rests, but science shows it is actually one of the most active periods for ...

Scientists at the University of California, Irvine's School of Pharmacy & Pharmaceutical Sciences have discovered how muscle stem cells "flip a switch" to rebuild damaged muscle – a finding that could ...

Our hearts beat around 100,000 times a day—and do so throughout our entire lives. They draw the energy for this from the ...