Not every back ache is muscular. Know how to tell different types of back pain apart.

Pelvic and lower back pain can occur at the same time for many reasons, ranging from arthritis to infections. If your pain is severe or lasts more than a few days, it’s important to see your doctor.

A range of health conditions may cause middle back pain on the left side including a sprain, kidney stones, osteoporosis, or pancreatitis. The National Institutes of Health (NIH) is the source of the ...

Pancreatic cancer can cause back pain that spreads from the abdomen. It often affects the middle of the back and may feel like a dull ache. For some people, the pain may come and go. Pancreatic cancer ...

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 ...

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, ...