Could humans be capable of growing new limbs? Scientists are trying to figure that out with the aid of an unexpected resource: salamanders. Research shows that the amphibians' regeneration abilities ...

Tsukuba, Japan—Humans are among the most capable long-distance runners in the animal kingdom. However, body shape and composition vary individually, reflecting adaptations to common movement patterns.

People with spinal cord injuries often lose some or all their limb function. In most patients, the nerves in their limbs work ...

Hierarchical communication between cells with distinct positional memories orchestrates the regeneration of missing limb structures in axolotls.

Sprinting is a motor task for humans using maximum physical features and demands considerable training. In this regard, an understanding of the leg morphology of sprinters from a biomechanical ...

Human fingers and toes do not grow outward; instead, they form from within a larger foundational bud, as intervening cells recede to reveal the digits beneath. This is among many processes captured ...

Want to add leg-day exercises to your routine that target muscle groups effectively? Get inspired by the actor's leg-day workouts.