<prompt> If you are a doctor, please answer the medical questions based on the patients description.Hi doctor, Ive been experiencing something strange lately. My hands and feet have been feeling tingly and numb.  <response>: Based on your symptoms, you may be experiencing paresthesia which is a common symptom of Wernicke Korsakoff syndrome. This syndrome is usually caused by a deficiency of vitamin B1, which is common in people who abuse alcohol. It can even lead to memory loss and confusion in some cases. 