Background Upper-extremity physical performance tests (PPTs) are frequently employed for athletic screening because they are easily administered in field settings. Knowledge of muscle activity during ...

What Is Upper Limb Spasticity? Upper limb spasticity is a condition that affects the way you move your arms. It makes your muscles stiff and flexed. Sometimes, your arms will twitch or move in a way ...

Researchers demonstrated a magnet-based system that can track the location of muscles and could be used to help people control prosthetic limbs and other wearable robotic devices. Using a simple set ...