To make sure that affected patients receive the required care, the World Health Organization (WHO) has issued a clinical case definition of ‘post-COVID condition.’ The global health body states that the condition occurs in people with a history of possible or confirmed SARS-CoV-2 infection, often three months from its onset with symptoms, persists for at least two months, and cannot be explained by another diagnosis.

According to the definition, the symptoms of post-COVID condition include fatigue, shortness of breath, cognitive dysfunction, besides other symptoms, and tend to impact everyday functioning. The symptoms may be new onset after initial recovery from acute COVID-19 or may persist from the initial illness. Additionally, the symptoms may fluctuate or relapse over time. 

The agency stated that a different definition may apply to kids… (ET Healthworld, October 8, 2021)