As countries worldwide hobble along under the onslaught of the Delta variant, healthcare professionals are turning their attention to the “long-haulers” - COVID-19 survivors who continue to experience a range of symptoms for weeks or months after their initial infection. We check in with Dr Ashari Yunus, Consultant Pulmonologist, Institut Jantung Negara, on what kind of long-term damage is sustained in the lungs, and how these complications are managed.