The adult human body comprises 206 bones that make up the skeletal system. This complex architecture enables us to move, and supports and protects vital organs. Bones also house stem cells, the body's master cells from which all other cells arise, including blood cells and nerve cells.
Bones are living tissue. Without them, your body would be a squishy blob on the floor. It's why bone health is so important.
But how, exactly, does the skeletal system work, and what should you do to maintain this unique and incredible framework? For the bare bones on how the skeletal system holds us all together, click through this gallery.