In this paper, brief review of the current studies on natural and artificial joint tribology at home and abroad has been made, including the origin and definition of tribologu,human biotribology, joint lubrication, wear life of MOP/MOM/COC artificial joints,natural cartilage tribology, the interface of artificial joints and host bones in terms of micro-tribology, artificial synovial fluid,etc. This paper especiallly demonstrated the achievements of Chinese researchers in the field of joint tribology.