It s my 3 day of being sick,chest pains in abdominal,heavy cough,coughin up mucus ,stuffy/runny nose,chills,hot flashes,dairreah,ears popping/pain,headache,can t sleep. Any clue on what s going on?ive been taking mucinex, Advil liquid gels, alka-seltzer cold,drinking tea and oj and eating soup. Should I stick it out or go to ER?!