Significance of this Cochrane Review. Back Pain is common, affecting as much as 35% of the population in a given month. Non-specific low-back pain is defined as pain between the lowest rib and the bottom of the buttocks that is not caused by serious, underlying problems such as rheumatoid arthritis, infection, fracture, cancer, or sciatica due to a herniated disc or other pressure on nerves. Oral and topical herbal medicines are being used to treat many conditions; several are used for back pain and have been tested in clinical trials. Continue reading Can Herbal Medicine help with Low Back Pain ?