What are some ways to relieve muscle pain in my lower back?

Many things: First find out the cause. Most lower back pain ( lbp) is muscular in origin. Weight loss can help. Physical therapy, massage, chiropractic care, acupuncture, can be helpful. Depending on your health issues some medications can be used as well. You have to ask your doctor first to see what they say is safe. Commonly used medications include nsaids, tramadol, and a brief course of muscle relaxants.