Right-sided low back pain is not necessarily an early sign of cancer, but may also be caused by lumbar disc herniation, lumbar muscle strain, urinary stones and other conditions. 1. Herniated lumbar intervertebral disc: Herniated lumbar intervertebral disc caused by lumbar trauma or prolonged sedentary activities can also lead to right-sided low back pain, accompanied by dysfunction, numbness of the legs, and even dyskinesia, which can be diagnosed clearly by MRI and CT. 2. Lumbar muscle strain: right-sided low back pain is also common in manual labor or sedentary and long-term poor posture of the population, long-term discomfort posture will cause both sides of the spine lumbar muscle aging, resulting in lumbar muscle strain. 3. Urinary stones: general kidney stones, ureteral stones can also cause right-sided low back pain, the need for timely lithotripsy treatment. Since there are many causes of right-sided low back pain, it is recommended to consult a doctor in a timely manner and follow the specialist’s advice to identify the cause and actively treat it.