Pain has been ranked by modern medicine as the fifth most important vital sign after respiration, pulse, blood pressure, and body temperature. Some chronic pain is also a disease in itself (e.g. trigeminal neuralgia, postherpetic neuralgia, etc.). Long-term local pain will form a complex local pain syndrome or central pain, so that ordinary pain becomes very intense and difficult to treat, leading to dysfunction of the body’s various systems, reduced immunity and induced a variety of complications, and even disability or endanger the patient’s life. Long-term pain not only seriously affects the physical, psychological and social functions of patients, but also affects their families and even society. Providing treatment for all pain patients is a common goal of healthcare services in all countries. Healthcare professionals in Pain Medicine treat a wide range of acute and chronic intractable pain, creating a pain-free and easy life for patients. Diseases covered by the Pain Department include: 1. Headache: migraine, cervicogenic pain, myalgia, post-traumatic headache, etc. 2. Neuralgia: trigeminal neuralgia, intercostal neuralgia, sciatica, acute herpes zoster, post-herpetic neuralgia, neuropathic pain, pain after nerve injury, central pain, pain in the affected limb, residual pain, diabetic neuralgia, sympathetic related pain, Bone and joint pain: lumbar and leg pain, cervical spondylosis, lumbar intervertebral disc herniation, knee osteoarthritis, heel pain, temporomandibular joint dysfunction syndrome, degenerative osteoarthritis, etc. 4. Tissue pain: acute and chronic lumbar sprains, lumbar strain, supraspinous interspinous ligament, lumbar dorsal musculoskeletal fasciitis, pyriformis, fibromyalgia, tenosynovitis, periostitis, tennis elbow, soft tissue injury, etc. 5. Cancer pain: advanced cancer pain, bone metastatic pain, etc. 6, dysmenorrhea, chronic pelvic pain. 7, non-painful diseases: intractable hiccups, acute facial neuritis (facial paralysis), facial muscle spasm, sudden deafness, tendon sheath cysts, vegetative nerve dysfunction, etc. 8, anesthesia consulting: anesthesia examination and preparation before surgery, anesthesia and post-surgery analgesia program.