When a sprinter explodes out of the blocks, the first few seconds of effort are powered not by oxygen or glucose but by phosphocreatine, a molecule that regenerates ATP faster than any other metabolic ...

The biologist’s bold “energetic view of life” looks to the body’s strangest organelles as the link between cells, health, and ...

Muscle turns chemical energy into movement. It is able to produce force smoothly and reliably, even though it is built from ...

In a study published in Nature Communications biophysicists unravel the mystery of how muscles form at the molecular level and maintain their function. The findings may help design treatments for ...

Biophysicists unraveled a mystery of how muscles form at the molecular level and how they maintain their function.

Much debate exists about the relative contribution of the skeletal muscle pump and rapid vasodilation to exercise hyperemia. This investigation examined the contribution of the skeletal muscle pump to ...

This important study provides a detailed characterization of individual sarcomeres' contractility and of their synchrony in spontaneously beating cardiomyocytes derived from human induced pluripotent ...