PREVIOUS work 1,2 has indicated that after nerve section the regenerating motor nerve fibres do not preferentially go back to their own muscles. Thus it appears that regeneration of motor fibres is ...

All experimental sessions were conducted at the laboratory of movement analysis of the San Raffaele Scientific Institute in Milan, Italy. The Internal Ethical Committee approved the protocol. All ...

The arm extends from the shoulder to the wrist, including the upper arm and forearm. Different muscles may work together in intricate ways to help the arm, wrists, fingers, and hands function. Knowing ...

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Scientists have made strides turning stem cells into motor neurons, but a motor neuron by itself is not much use—it’s only when it innervates a muscle that it can get things moving. Now, for the first ...

Brachial palsy is a weakness or paralysis of the arm due to brachial plexus injury. The brachial plexus is a network of nerves near your neck that connect your spinal cord to your arms. These nerves ...

Bionic hands are go. Three men with serious nerve damage had their hands amputated and replaced by prosthetic ones that they can control with their minds. The procedure, dubbed “bionic reconstruction” ...