WHAT CAUSES LOWER BACK PAIN? 😩 In 90% of cases, there’s no specific cause of lower back pain. The other 10% is due to underlying health conditions. What are those conditions? - Strains and sprains - Degenerative disc disease - Ruptured discs - Fractured vertebrae - Osteoporosis - Ankylosing spondylitis - Fibromyalgia It can also be due to indirect conditions like; - Endometriosis - Kidney stones or infections - Appendicitis - Pregnancy. Other times, it can be due to poor posture and stress from work.