Aug. 21, 2026 Scientists have linked a specific gut bacterium, Roseburia inulinivorans, to stronger muscles in both humans and mice. Older adults who carried it had 29% greater handgrip strength, ...

The spine has 24 individual vertebrae stacked from the skull to the sacrum. Intervertebral discs act as movable cushions for shock absorption between vertebrae. Facet joints, a common source of back ...