Learn more about the longest documented case of COVID-19 found in an American man living with HIV.

A feasibility study in Germany found that concertgoers strongly supported medical detection dogs for COVID-19 screening, with ...

Here’s what to know about the latest COVID strain — and how to tell if your at-home test is still good to use.

Amid the uncertainty surrounding eligibility for and access to the latest Covid-19 vaccine, a new study has found that a ...

A new study has discovered another way to potentially prevent COVID-19. Researchers at Saarland University in Germany headed ...

The FDA imposed new restrictions on COVID-19 vaccines, limiting access to the updates shots to people who are at risk for ...

A common nasal spray may lower the risk of getting Covid-19, a new study shows. Dr. Leana Wen discusses what this all means ...

You can exhibit COVID-19 symptoms yet test negative due to early infection, low viral load, or immune response. PCR testing and repeated checks help ensure accurate detection and safety.

The FDA has accepted for review the NDA for ensitrelvir for the prevention of COVID-19 following exposure to an infected individual.

A new study has found that a common nasal spray, azelastine, could help prevent COVID. In this interview, Katia Hetter/CNN ...

Last week, I was about to go on a date, and because I'm severely immunocompromised, we agreed he would take a COVID test using one of my rapid home PCR tests. It was a courtesy—he felt perfectly fine— ...

Researchers found that long COVID is linked to heavier, longer, and more irregular bleeding without disrupting ovulation.