The bumps on the body do not hurt or itch may be caused by common warts, lipomas, and molluscum contagiosum and other diseases. 1. common warts: common warts are mainly caused by human papilloma virus infection, mainly manifested as firm pimples, rough surface, can appear in any part of the body. 2. Lipoma: the cause of lipoma is still unknown, it may be related to heredity and the activation of “lipoma tumorigenic factor” etc. Lipoma can grow in any part of the fatty tissue, and it is often manifested as one or more subcutaneous lumps. 3. Soft fibrous tumor: the cause of soft fibrous tumor is not clear, maybe it is caused by obesity, diabetes and other factors. Chondromyxoma manifests itself as an elevated skin surface with a tibial growth, and patients usually do not have pain, itching and other self-conscious symptoms. The cause of lumps on the body without pain and itch is more, it is recommended that patients seek medical examination to clarify the cause of the disease.