<s>[INST] Does osteoporosis have any warning signs?  [/INST] Osteoporosis often starts silently, and may not be found until someone suffers a fracture. Other early signs may include:  – Progressive loss of height or stooped posture
– Sudden back pain without any obvious cause – it could be a vertebral compression fracture
– A fracture after a seemingly minor incident Source: OSC - ORTHO. Link: https://www.osc-ortho.com/frequently-asked-questions-about-osteoporosis/. Field: Rheumatology. Disease: Ostoeporosis </s>