Call for emergency medical help. If you suspect you're having a heart attack, don't hesitate. Immediately call 911 or your local emergency number. If you don't have access to emergency medical services, have someone drive you to the nearest hospital.
The most common causes of knee weakness are osteoarthritis, sprain or strain, and chronic knee pain. Other possible causes, such as injury to the knee, are more rare. Osteoarthritis 22. Sprain or strain 17. Chronic knee pain 15. Knee ligament or meniscus tear 8. Fracture of the leg 4. Bursitis 2.
1 disease that is very common. 3 diseases that are very rare. 2 diseases without any prevalence information. Causes of Knee joint weakness that are very common The following causes of Knee joint weakness are diseases or medical conditions that affect more than 10 million people in the USA: Osteoarthritis.