Find out about back muscles, including their types and functions. ... They are part of the musculoskeletal system, which includes your bones, tendons, ligaments, cartilage, ...

Along with the psoas major and iliacus muscles, the psoas minor forms the iliopsoas muscle complex, which helps you hold your lower back stable when you flex your hip as you stand, sit, walk, and run.

Your back is a complex network of muscles, tendons, ligaments, and more that work in unison to support your upper body. Maintaining a healthy, strong, and mobile back promotes good posture and can ...

Back spasms can be the result of injuries to the muscles, tendons, and ligaments in the back, or they can be related to more serious medical conditions. Heavy lifting is a common cause of back spasms.

Add size, muscle, and strength to your shoulders without risking injury by pairing delts with back in this 30-minute upper body blast.

Hitting middle age can be a shrinking experience. You're usually less active, so you don't use your muscles as much; or move the tendons that hold those muscles to your bones. The result is that ...

Anyone can get a lower back or lumbar strain. They occur when a muscle or tendon tears, and can be very painful. A strain may make movement difficult until a person recovers.

To prevent injuries or keep them from returning, you need to train the tendons and the muscle they connect to slowly and with weights. “Body weight isn’t enough,” Dr. Sattgast said. “You ...