Sometimes, joints produce cracking or popping sounds during movement due to sudden motions, and this phenomenon usually disappears quickly. However, if joints frequently make such sounds, especially in older adults, it may indicate joint dryness or osteoarthritis. In such cases, patients should consult a doctor for appropriate treatment. Consultation by MSc, MD. Vo Sy Quyen Nang – Head of Knee and Ankle Surgery Department, Orthopedic Trauma & Sports Medicine Center, Vinmec International General Hospital Times City.