Osteoarthritis (OA) is one of the most common joint disease worldwide. It can lead to joint disability as it is a slowly progressive disease. It is also the most common reason for total knee and hip replacement. The prevalence of OA varies by site, age, sex, and ethnicity. The rapid increase in the prevalence of OA indicates that it will have an increasing effect on public health systems and future healthcare. The prevalence of OA is increasing owing to the growing age of the population all over the world.