Sleeping and waking up with sore arms, numbness and pain usually have the following 4 reasons: 1. The most common reason is the numbness and soreness of the arms caused by cerebrovascular accidents, at this time because of long sleep, the brain needs blood supply, oxygen supply and energy supply after waking up, such as when the cerebrovascular blood supply is inadequate or cerebrovascular atherosclerosis, the symptoms of inadequate blood supply and ischemia will appear in one go, so it will lead to numbness, soreness and pain in the arms. 2. Cervical spondylosis Numbness, soreness and pain caused by compression, cervical spondylosis when the cervical spine will compress the intervertebral foramen, the intervertebral foramen within the walking vertebral artery and nerve roots, such as a long period of cervical spondylosis or sleeping in the wrong posture and compression of the cervical spine will also have symptoms of numbness and soreness in the arms when waking up. 3, such as patients with a history of diabetes, easy to get peripheral neuritis after waking up, will also trigger the numbness, soreness and swelling of the arms. 4, there is another Common disease is unstable blood pressure, such as sleep and wake up after a sudden rise in blood pressure will also have arm numbness, soreness, swelling, pain accompanied by dizziness, head swelling and other conditions.