Signs of motor nerve damage to the legs and feet include twitching, muscle atrophy, weakness or paralysis, according to WebMD. Patients with sensory nerve damage to the feet and legs experience numbness, sensitivity, pain, burning or tingling and prickling sensations. Sensory nerve damage can also cause problems with positioning the body.
Motor nerves pass information from the brain to the muscles and spinal cord in order to control actions and movements, explains WebMD. Sensory nerves allow people to process sensations and pain while sending information from the muscles and skin to the brain and spinal cord. Nerve damage to the vital organs and functioning systems of the body, also known as autonomic nerve damage, produce symptoms such as dry eyes and mouth, bladder and sexual dysfunction, constipation, too little or too much sweating, and an inability to sense signs of a heart attack, such as chest pain. Patients can experience one or more types of nerve damage that affect the legs and feet, but can also affect the vital organs.
People experience various types of nerve damage that can affect the legs and feet as a result of autoimmune diseases, compression of the nerves, trauma or injury, diseases such as diabetes and cancer, notes WebMD. It can also occur due to side effects of toxic substances or drugs. Nutritional deficiencies and infectious diseases can lead to nerve damage as well.