Symptoms came all of a sudden four days ago. Hacking dry cough that wears me out, can't stop coughing, at times just taking a deep breath gets me coughing, cough wakes me up at night, sometimes, with white foamy liquid. Temperature runs from 99.8 - 102.5, very tired, tongue is covered with white. Heart rate in the 90's, usually, 60's - 70's.