Cough

A chronic cough or persistent cough may occur as a symptom of ME/CFS.

Prevalence

 * 2001, In a Belgian study, 35.2% of patients meeting the Fukuda criteria and 39.2% of patients meeting the Holmes criteria, in a cohort of 2073 CFS patients, reported persistent cough.

Symptom recognition
A persistent cough is a potential symptom of Long COVID  in the World Health Organization's definition.

Potential causes

 * Allergies
 * GERD, a common comorbidity of ME/CFS.
 * Mold
 * Sick building syndrome
 * Side effect of tricyclic antidepressants

Potential treatments

 * Antacids and/or proton pump inhibitors (to relieve cough from GERD)
 * Cough medicines: antitussives and expectorants
 * Licorice