Finger swelling and pain is considered to be caused by finger strain, inflammation, nerve root cervical spondylosis and other reasons. 1. Strain: Long-term heavy use of the fingers, such as washing dishes or playing the keyboard, causing soft tissue damage, resulting in swelling and pain. 2.Inflammation (1) Osteoarthritis: long-term wear and tear of the cartilage in the finger joints leads to finger swelling and pain. (2) Gouty arthritis: elevated blood uric acid leads to the formation of gout stones in the finger joints, triggering pain. (3) Rheumatoid arthritis: deformity synovitis caused by rheumatoid factor, finger joints show morning stiffness, symmetrical and persistent pain and pressure pain. (4) Acute purulent bacterial infections of the hand: such as distension and severe throbbing pain of the fingers caused by purulent dactylitis, passive flexion and extension pain of the fingers caused by acute purulent tenosynovitis and purulent bursitis. 3. Neurogenic cervical spondylosis: compression of the corresponding cervical spinal cord segments causing finger pain, numbness, abnormal or decreased sensation. There are many reasons for finger pain, such as finger crush injury, etc. It is recommended to consult a doctor in a timely manner to clarify the cause of the disease for targeted treatment.