The best way to alleviate a persistent cough is to stay hydrated according to WebMD. Upper respiratory infections such as cold or flu cause a post nasal drip where mucous trickles down the back of the throat and can caus... More » Health Conditions & Diseases

A chronic cough, which typically persists for eight weeks or more in adults, often has multiple causes, such as tobacco use, postnasal drip, asthma and gastroesophageal reflux disease or GERD, according to Mayo Clinic. O... More »

Causes of a persistent cough include asthma, postnasal drip, chronic bronchitis or gastroesophageal reflux disease, according to Mayo Clinic. Upper respiratory tract infections and angiotensin-converting enzyme inhibitor... More » Health Conditions & Diseases Cold & Flu

People who wish to cure a persistent cough and runny nose caused by allergies can take antihistamines, according to WebMD. Other ways to treat postnasal drip include taking mucus thinning medications, undertaking nasal i... More » Health Conditions & Diseases Cold & Flu

The best way to cure hyperthyroidism depends upon the age, severity and physical condition of the patient, according to the Mayo Clinic. Options include radiation, anti-thyroid medications and thyroid gland surgery. More » Health Conditions & Diseases

Postnasal drip is the most common cause of chronic cough, according to WebMD. Postnasal drip occurs when the body produces more mucus than it needs and the excess mucus drains down the back of the throat. Common causes i... More »

Home remedies for a cough related to asthma include hot showers, menthol cough drops, warm tea with honey and lots of water, according to WebMD. Removing sources of irritants, such as colognes and perfumed bathroom spray... More » Health Conditions & Diseases