The first time Jennifer Deiss ever took a Tylenol with codeine, also known as Tylenol 3, it was in 1983 when she was in her late twenties. Suffering from complications following surgery, doctors determined the now 62-year-old had arthritis that had been aggravated by bed rest. Her family doctor prescribed Tylenol 3 and a muscle relaxer. Today, with current CDC guidelines, that prescription would have an end date two to three weeks following surgery, no more. For Jennifer, that end date wouldn’t arrive for 34 years. The Fifth Vital Sign While there is no easy answer, one of the clear symptoms