Human embryos are more muscle-bound than adult humans, new microscope images cataloging early development show. For instance, at seven weeks of gestation, embryonic hands have about 30 muscles. Adults ...

Engineers have taken a leaf out of nature's book by equipping an artificial hand with muscles made from shape-memory wire. The new technology enables the fabrication of flexible and lightweight robot ...

Split hand syndrome is a potential sign of amyotrophic lateral sclerosis (ALS). This means that some of the muscles in the hand are weak and thin (atrophied), while others are less affected.

Staff Sergeant James Sides lost his right arm in an IED explosion in Afghanistan. Now he's the first patient in an FDA trial testing an implantable, muscle-connected controller for prosthetics. By ...

The human hand is an intricate system comprised of bones, muscles, tendons, ligaments, nerves, and blood vessels. When injury occurs—or congenital deformities, tumors, infections, or other medical ...

The complex combination of movements required for this simple scissor gesture is a big step up from the capabilities of previous biohybrid robots. A biohybrid hand which can move objects and do a ...

Credit: X. Ren/Y. Morimoto/S. Takeuchi/Science Robotics/Cover Images Scientists in Japan have developed a robotic hand eerily reminiscent of The Terminator, using lab-grown human muscle tissue to ...

Claw hand deformity is a condition where your fingers are bent into a position that looks like a claw. It may affect all of your fingers or only some of them. The cause is usually related to damage to ...

Certain hand exercises can help relieve pressure on the median nerve and alleviate symptoms of carpal tunnel syndrome. Exercises include stretches, wrist extensions, hand squeezing, and more. The ...

Whether it happens in your hand, leg, or another part of your body, cramping is often related to muscle fatigue, and there can be a variety of triggers. “Cramping can be caused by dehydration, ...

From Hyrox to Pilates, resistance bands and even yoga, experts explain what actually builds muscles – and why it gets harder ...