COVID-19 is an infectious respiratory illness caused by the SARS-CoV-2 virus. Symptoms range from mild to severe and include fever, cough, and breathing difficulties. Transmission occurs through respiratory droplets.

Coronavirus Disease 2019 FAQ


What causes COVID-19?

COVID-19 is caused by the SARS-CoV-2 virus, primarily spread through respiratory droplets.

How is COVID-19 diagnosed?

Diagnosis involves PCR or antigen tests detecting SARS-CoV-2 genetic material or proteins.

What are common COVID-19 symptoms?

Common symptoms include fever, cough, fatigue, loss of taste/smell, and breathing difficulties.

Can COVID-19 be prevented?

Prevention methods include vaccination, wearing masks, hand hygiene, and maintaining social distancing.

Who is at high risk for severe COVID-19?

Older adults and individuals with underlying health conditions (e.g., diabetes, heart disease) face higher risks.

How long does COVID-19 recovery take?

Most recover within 1-2 weeks, though some experience prolonged symptoms (Long COVID).

Are there specific medications for COVID-19?

Yes, antivirals like Paxlovid and Molnupiravir are used for early treatment to reduce severity.

Is COVID-19 vaccination mandatory in Malaysia?

Vaccination is highly recommended but not mandatory for all individuals in Malaysia.

Can I get COVID-19 after recovery?

Reinfection is possible, especially with new variants, though vaccination reduces this risk.

How to treat mild COVID-19 at home?

Rest, hydration, and over-the-counter medications for symptom relief are recommended.

When to seek medical help for COVID-19?

Seek immediate care for difficulty breathing, chest pain, or severe symptoms.

Does COVID-19 affect children differently?

Children often experience milder symptoms but can still transmit the virus.

Are there long-term effects of COVID-19?

Some individuals experience Long COVID, with prolonged fatigue, cognitive issues, or organ damage.

How does COVID-19 spread?

Primarily through inhalation of virus-laden droplets or aerosols from infected individuals.

Can masks prevent COVID-19 transmission?

Properly worn masks significantly reduce the risk of both transmission and infection.

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