Medically reviewed by Kashif J. Piracha, MD Key Takeaways The iliopsoas muscle is the major flexor of the hip joint, made up ...

The spinal cord is a long bundle of nerves and cells that extends from the lower portion of the brain to the lower back. Spinal cord functions include carrying signals between the brain and the rest ...

Cut back risk: poor seats raise disc pressure 40%. Good lumbar support cuts intradiscal load 25%, boosts focus 15%, aids circulation, and improves posture.

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 ...

Adult-onset spinal muscular atrophy (SMA) is a rare neuromuscular disorder that primarily affects the motor neurons in the spinal cord, leading to muscle weakness and atrophy. SMA is part of a group ...

At some point, 60% of the population has had or will have lower back pain, says Kin M. Yuen, M.D., a sleep medicine specialist at UCSF Health in San Francisco, California. That means at any one point, ...