Back pain only on your lower left side may be a sign of an infection, muscle strain, kidney stones, or stress fracture.

Muscle injuries, nerve pain, and kidney inflammation can all cause lower left back pain. Learn about these causes and more. Medically reviewed by Anju Goel, MD Lower left back pain can be inconvenient ...

Pain in your lower right back can be due to many things from a sprain or infection to something more serious like ...

Learn about common causes of pain under the left rib cage, like heart, lung, and gut issues, and find out when to see a doctor.

Chest pain can indicate an injury to your ribcage, surrounding muscles, or connective tissue. Pulled muscles, fractured ribs, and arthritis are all potential causes. Your musculoskeletal system ...

For mobility workouts from Danielle Gray — plus fitness challenges, walking podcasts, meal plans and inspiration — download the Start TODAY app! If you suffer from pesky aches and pains, there's a ...

That nagging shoulder ache that always appears on your right side. The knee that gives you trouble only on the left. The hip pain that never seems to affect both sides equally. If you’ve noticed that ...