In this book, we've highlighted on the synovial human hip joint through three sides ( medical - kinesthetic - engineering ) .In the medical side, we have introduced a detailed explanation of human hip also dealt with the most important joint diseases .The kinesthetic side we got through it on the mechanism movement of the joint and the factors influencing them and different unisex. The engineering side, we got through it on the types of lubrication and different with respect to motion and health status and the impact on the frictional force.
