There are two common causes of numbness in the hands and feet, as follows: 1, diabetic peripheral nerve injury: there will be numbness in the limbs of the hands and feet, the most common is diabetic peripheral nerve injury, treatment is mainly to control blood sugar, can be controlled by diet, eat more vegetables, fruits, fiber-rich food, less staple food, more exercise, exercise, so that excessive blood sugar consumption. Give oral hypoglycemic drugs, such as acarbose or metformin, these can lower sugar, but also with acupuncture and rehabilitation, or oral vitamin B1 and methylcobalamin nutritional peripheral nerve treatment; 2, the sequelae of cerebral infarction or cerebral infarction: this time to give anti-platelet aggregation, according to the treatment of cerebral infarction, mainly the treatment of the original disease, you can give anti-platelet aggregation to stabilize the plaque. Nerve-nourishing drugs can also be given, as well as rehabilitation and acupuncture treatment, together with nerve-nourishing vitamin B1 and methylcobalamin these treatments. Other causes include cold or localized pressure, mainly to release the pressure. There are different reasons for numbness in the hands and feet, so we suggest that patients go to a regular hospital to seek medical advice and do targeted treatment according to the different causes.