Numbness and tingling, also known as paresthesia, is a sensation of abnormal or reduced feeling in a specific area of the body. It can be caused by various factors, including nerve compression or damage, poor circulation, vitamin deficiencies, diabetes, and certain medical conditions. Numbness and tingling can occur in any part of the body and may be accompanied by other symptoms such as weakness or pain. Treatment options may include addressing the underlying cause, physical therapy, medications, and lifestyle changes. It is important to consult with a healthcare professional to determine the cause and appropriate management for numbness and tingling.