question: hello , hi my grandmother is 70+ years of age & for the past 5 days she has been sick and she has shortness of breathe when she speaks & when she walks, she has a difficult time speaking when she speaks, when she coughs it sounds like whooping cough , and she has a difficult time walking. She has been vomiting and she shakes. Has has high blood pressure , but she never was skaking before & last week tuesday she got the flu shot when she went to the doctors.