Add Yahoo as a preferred source to see more of our stories on Google. Most croup cases are mild, with symptoms worse at night For Abby, 45, from Bedford, the sound of a “stridor”, the whistling sound ...

Whooping cough and croup are both contagious respiratory infections. Whooping cough causes a high pitched, gasping cough, while croup causes a barking, seal-like cough. Whooping cough and croup are ...