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Phantom Neuro has secured approval to initiate its first-in-human trial of the Phantom X system, a minimally invasive ...

Building muscles: Muscle stem cells (their nuclei marked in blue) gradually alter their structure and function, becoming adult muscle cells (whose nuclei turn red). Those cells will eventually fuse ...

The Artemis II astronauts don't have a lot of space to exercise. That's why they've got the flywheel — a small device that can be used for strength and cardio workouts.

The flow of water within a muscle fiber may dictate how quickly muscle can contract, according to a University of Michigan study. Nearly all animals use muscle to move, and it's been known for a long ...