The lumbar spine includes the five vertebrae in your lower back numbered L1 to L5. These bones help provide mobility and stability to your back and spinal column and are an attachment point for many ...

Muscle-on-chip systems are three-dimensional human muscle cell bundles cultured on collagen scaffolds. A Stanford University research team sent some of these systems to the International Space Station ...

Tight hip flexors, especially a deep muscle called the psoas, can silently stress your spine. Here's why this muscle deserves more attention—and how to strengthen it. Lower back pain is often blamed ...

Lower back pain during squatting motions, whether during exercise or day-to-day activities, can have numerous causes. Lower back pain is common, with as many as 84% of adults experiencing it. It can ...

Odds are very high that at some point in your life, you will experience lower back pain. In fact, it is estimated that approximately one in four Americans are experiencing lower back pain right now.