DEAR DOCTOR K: A friend told me that we have no muscles in our fingers. Is that true? If so, then how do our fingers do all that they do? DEAR READER: It is true, but our hands work wonderfully anyway ...

Biomedical engineers are working to understand the biological, neurological and mechanical features of the human hand, features that enable dexterous manipulation and make it possible for a person to ...

A single session of nerve stimulation has improved the movement of people with spinal cord injuries. Mimicking the passage of nerve signals by stimulating a muscle as well as the brain has boosted ...

The authors do not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and have disclosed no relevant affiliations beyond their ...