- A cough is the body's way of responding to irritants to protect the throat and airways
- Home remedies, including honey, work as well as medicines for relieving some coughs
(CNN)Apparently, it takes a village to explain a cough. Hillary Clinton's coughing spells along the campaign trail have drawn attention from supporters and opponents alike. Though Democrats insist Clinton merely has seasonal allergies, Republicans argue her cough suggests a more problematic health issue. Meanwhile, everyone is left to sigh and wonder: When is a cough "just" a cough -- and when do you need a doctor?