COVID-19 is a respiratory infection. That means when you contract it, it affects the respiratory organs like the lungs, sinuses, airways, and nasal cavity. In this video, learn how COVID-19 spreads from person to person, and tips to prevent spreading COVID-19.
References
Bushmaker, T., et al. (2023). Comparative aerosol and surface stability of SARS-CoV-2 variants of concern. Emerging Infectious Diseases.
Cascella, M., et al. (2023). Features, evaluation, and treatment of coronavirus (COVID-19). StatPearls.
Centers for Disease Control and Prevention. (2025). COVID data tracker.
Why trust our experts?
Written by:
Brittany DoohanBrittany Doohan was the Content Director at HealthiNation and is currently the Editorial Director at Medscape. Through her work with Medscape, she won a Silver Telly Award in May 2022 for "Sleepless Nation: A Public Health Epidemic — Episode 2: A Decade Without a Diagnosis." She has worked in health journalism and video production for more than 8 years, and loves the challenge of explaining complex topics in an easy-to-understand and creative way.
Reviewed by:
Sarah Gupta, MDSarah Gupta, MD, is a licensed physician with a special interest in mental health, sex and gender, eating disorders, and the human microbiome. She is currently board certified by the American Board of Psychiatry and Neurology.
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