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 ...

Medically reviewed by Anju Goel, MD Key Takeaways Lower left back pain can be caused by muscle injury, arthritis, or kidney ...

Middle back pain often arises from muscle strain, poor posture, or spinal conditions. Applying heat or ice to the affected area can improve middle back pain. Back pain that lasts more than three days ...

If your last backpacking trip ended with you on your back, you’re not alone. Seattle-area residents may suffer back attacks without proper technique and lumbar support during their favorite activities ...