After six months, researchers detected immune system dysfunction in most recovered COVID-19 patients, regardless of initial disease severityPISHEVroman/Depositphotos ============================================================================= New Australian research is offering a thorough look at the lasting impact of COVID-19 on immune system activity. Tracking a wide variety of biomarkers the research found immune abnormalities persisting at least six months after patients recover from acute disease. Eighteen months into this global pandemic researchers are increasingly investigating the long-lasting effects of a SARS-CoV-2 infection. Dubbed "long COVID", growing numbers of patients are reporting persistent symptoms lingering for months following the acute disease. The Australian research is following 69...