関連ワード:
why do i cough just before falling asleep why do i cough right before falling asleep why do i always cough right before falling asleep why do i cough right as i fall asleep why do i only cough when i fall asleep why do i start coughing right before i fall asleep why do i cough right after i fall asleep why do i cough when i'm about to fall asleep why do i start coughing when i go to bed why do i cough when i lie down to sleep
