We include products we think are useful for our readers. If you buy through links on this page, we may earn a small commission. Here’s our process. A cough is a common health complaint. While medications are sometimes necessary, natural cough remedies may also help. A cough is one of the most common reasons people may seek medical treatment. An estimated 40% of all cases may require a referral to a pulmonologist, a doctor specializing in lung conditions. Generally speaking, coughing is perfectly natural. A cough can help clear your throat of phlegm, dust, and other irritants. However, sustained coughing can also be a symptom of many health conditions.