In most cases, patients with knee osteoarthritis will be found with an average age of 50 years or older, with more females than males. Due to hormonal, bone, and muscle factors, osteoarthritis is still found in people who are younger. This group of people is at risk of developing premature osteoarthritis, such as people who have had joint injuries before. Whether it is an injury from exercise or an accident in the knee joint. A group that eats very nutritious food until becoming obese or having too much weight This causes the knees to bear even more weight. Or have an underlying disease such as rheumatoid arthritis or gout. These disease groups will progressively destroy cartilage, eventually causing pain, swelling, and stiffness in the knee joint.