Medically reviewed by Jennifer Steinhoff, MD Key Takeaways The thoracic spine is made up of 12 bones that attach to your ribs ...

Neck muscles have an essential role in supporting and stabilizing your neck. More than 20 muscles are working to keep your head supported and moving. Your neck muscles have a range of responsibilities ...

Medically reviewed by Sanja Jelic, MD Key Takeaways The diaphragm is the main muscle used for breathing. The diaphragm helps ...

As you get older, your vertebrae (spinal bones) tend to wear down. The bony discs and joints can crack. You don’t have to have an injury, such as a fall, for this to happen. Wear and tear on any bone ...