What is a dry cough without phlegm and hoarse throat

Dry cough without sputum throat hoarse, generally and dry environment, excessive use of vocal cords, upper respiratory tract infection and other factors related.

1, dry environment

dry environment will make throat mucosa lose moisture, leading to dryness and discomfort, may cause dry cough and hoarse throat.

2, excessive use of vocal cords

if prolonged use of vocal cords, such as shouting, singing or excessive speech, may lead to vocal cord muscle fatigue, and then lead to hoarse throat and dry cough.

3, upper respiratory tract infection

When the upper respiratory tract infection occurs, due to the large number of virus breeding caused inflammatory reaction, can stimulate the throat mucosa, resulting in congestion, edema, usually dry cough, hoarse throat and other symptoms, with or without expectoration performance.