bones explained

Added: 2026-05-27

[00:00:00]Your bones may look lifeless, but they're actually living tissue.

[00:00:05]Inside every bone are blood vessels, nerves, and soft marorrow, constantly producing new blood cells.

[00:00:14]Your bones are constantly breaking down old tissue and rebuilding stronger new tissue.

[00:00:23]That's why exercise and nutrition are so important for keeping bones strong and healthy.

[00:00:30]So even right now your skeleton is alive and rebuilding itself every single