Here's why some people with coronavirus get symptoms while others don't

Emergency Medical Technicians (EMT) wearing protective gears wheel a sick patient to a waiting ambulance during the outbreak of coronavirus disease (COVID-19) in New York City, New York, U.S., March 28, 2020.  REUTERS/Stefan Jeremiah - RC24TF97DNX6

Everything you need to know on coronavirus symptoms. Image: REUTERS/Stefan Jeremiah

Abela Mahimbo
Lecturer in Public Health, University of Technology Sydney
David Isaacs
Professor of Pediatric Infectious Diseases, University of Sydney
Melanie Wong
Head of Diagnostic Immunology Laboratory, Kids Research
Melissa Kang
Associate professor, University of Technology Sydney
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Here the SARS-CoV-2 virus (in green and orange) attaches to the ACE2 receptor (in pink). Image: Shutterstock
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Children’s resilience to coronavirus might be due to their innate immune response. Image: Shutterstock
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Fluid in the lungs makes it difficult to breathe. Image: Shutterstock
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Older people’s immune systems respond very differently to children’s. Image: Shutterstock
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