Breathing difficulties after covid-19: a guide for primary care
### What you need to know Around one in four adults who were hospitalised with covid-19 and one in six who were not hospitalised experience persistent breathing difficulties beyond four weeks after SARS-CoV-2 infection,12 and a cohort study in China demonstrated that breathlessness can persist beyond two years.3 In long covid (defined as symptoms beyond four weeks4) breathing difficulties can be the predominant feature or be part of a multisystem presentation.5 Cardiorespiratory complications after covid-19 include thromboembolic disease, interstitial lung disease, and heart failure and need t...