 [ Symptoms ] i am addicted to red bull drink…50 cans a week [ Disease ] i am sorry to hear your husband is going through this he sounds like a hardworking man he needs to have these symptoms evaluated by a medical professional many conditions can cause the symptoms you describe they could be related to his truck driving nerve irritation in the back but they could also signal an underlying condition that needs to be treated i wish i could offer you a good explanation but these types of symptoms truly must be evaluated by physical examination and tests i wish you and your husband all the best