Struggling with back pain? Here's how to tell if it's a sign of arthritis.

Back pain impacts up to 80% of people at some point in their lives. But, while it's common, it's not exactly comfortable to live with. Back pain can range from annoying to disabling, making it something most people want to fix ASAP.

Finding the right treatment for your back pain means trying to figure out what's causing your pain in the first place, Dr. Ashira Blazer, a rheumatologist and assistant professor in the New York University School of Medicine, tells Yahoo Life reporter Brittany Jones Cooper. Watch this episode of Know Your Body to learn what could be causing your back pain and how to get relief.