What are the differences between COVID-19 and influenza A?

Jan 21, 2025 Source: Cainiu Health

Dr. Ren Yi

Introduction

COVID-19 refers to infection caused by the novel coronavirus, while influenza A refers to type A influenza. Generally, differences between novel coronavirus infection and type A influenza include distinct pathogens, variations in symptom presentation, differences in transmission methods, varied treatment approaches, and differing focuses in preventive measures. If experiencing any discomfort, it is recommended to seek timely medical attention.

COVID-19 refers to infection caused by the novel coronavirus, while influenza A refers to influenza caused by the influenza A virus. Generally speaking, the differences between novel coronavirus infection and influenza A include different pathogens, variations in symptom presentation, differences in transmission routes, distinct treatment methods, and different focuses for preventive measures. If experiencing any discomfort, timely medical consultation is recommended. Detailed analysis is as follows:

1. Different pathogens: Novel coronavirus infection is caused by the novel coronavirus, which belongs to the coronavirus family; the viral particles are round or oval. Influenza A is caused by the influenza A virus, which belongs to the Orthomyxoviridae family; the viral particles are spherical.

2. Variations in symptom presentation: Symptoms of novel coronavirus infection are more diverse, commonly including fever, dry cough, and fatigue. Some patients may experience symptoms such as reduced or lost sense of smell and taste. Influenza A typically presents with abrupt onset, and systemic symptoms are usually more pronounced, particularly muscle pain and fatigue that may leave patients feeling extremely exhausted.

3. Differences in transmission routes: Transmission routes of novel coronavirus infection mainly include droplet transmission, close contact transmission, and aerosol transmission. Influenza A primarily spreads through droplets and direct contact.

4. Different treatment methods: Mild and moderate cases of novel coronavirus infection are mainly treated symptomatically, while severe cases may require comprehensive treatment measures such as oxygen therapy and medications to reduce inflammatory responses. Antiviral drugs are more effective for patients with influenza A when administered shortly after symptom onset.

5. Different focuses for preventive measures: Vaccination against the novel coronavirus is the primary method to prevent infection, significantly reducing the rates of severe illness and mortality. Prevention of influenza A mainly involves maintaining good personal hygiene habits, such as frequent handwashing and practicing proper coughing and sneezing etiquette.

It is recommended to develop good sleep habits and maintain a regular schedule in daily life to help sustain immune function and effectively reduce the likelihood of illness.

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What does a high level of amyloid A protein indicate?

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