If there is numbness in the hands and feet can first consider whether it is a regular occurrence, if it happens occasionally, it may be due to prolonged standing or sitting, or long-term maintenance of the same posture, blood circulation disorders leading to numbness in the hands and feet, usually after appropriate activities, massage and other ways, the symptoms can subside after a period of time. If it is a regular occurrence, you need to consider the nervous system damage, common such as cervical spondylosis, stroke, ankylosing spondylitis, diabetes, etc. may lead to damage to the patient’s nervous system: 1, cervical spondylosis: due to degenerative changes in the cervical intervertebral discs, herniated discs compressing the nerve roots in the neck, spinal cord, neck pain and stiffness, with the development of the disease can cause numbness of the limbs, that is, manifested as numbness of the hands and feet; 2, stroke Stroke: This is often referred to as a clinical stroke, which can lead to numbness in the hands and feet, restricted movement, and even hemiplegia and hemiplegia. joint pain, numbness and other symptoms, thus showing symptoms of tingling in the hands and feet, the specific cause is still unclear, consider with infection, environmental and genetic factors; 4, diabetes: the occurrence of diabetes and genetic factors, environmental factors, autoimmune factors and other causes, the disease gradually aggravated can be complicated by peripheral neuritis, resulting in patients with symptoms of tingling in the hands and feet; 5, cerebrovascular disease. For example, brain tumors can stimulate and compress the nerves in the brain, causing nerve function damage, which may lead to numbness in the hands and feet. In addition, hyperthyroidism, lumbar disc herniation, peripheral neuritis, as well as brain tumors and other factors may lead to symptoms of tingling in the hands and feet, the specific type of disease requires patients to go to the hospital to avoid delaying treatment to gradually aggravate the condition.