Sleeping up finger swelling and numbness may be caused by long-term compression, may also be caused by cervical spondylosis, may also be caused by diabetes. 1. Long-term compression: a part of the population due to poor sleeping posture, like to sleep on their stomachs or sleep on one side of the pillow arm, this situation may lead to blood circulation in the upper limbs is impaired, resulting in neurological and vascular ischemia and hypoxia changes, appearing to sleep up after the finger pain and numbness of the symptoms. 2. Cervical spondylosis: cervical spondylosis can cause pressure on the nerves that innervate the fingers, and if the posture is not good when sleeping, leading to further displacement of the intervertebral discs, the symptoms of numbness and pain in the fingers after getting up from sleep may also occur. 3. Diabetes: the patient itself combined with diabetes, there may be peripheral nerve and vascular lesions of the limbs, blood sugar control is not good, may also appear after sleeping up finger swelling and numbness symptoms. The symptoms of pain and numbness in the fingers sometimes can not accurately determine the cause, but also need to be combined with the characteristics of the medical history, other test results in order to make an accurate judgment, it is recommended that under the guidance of the doctor to clarify the cause and targeted treatment.