Diseases, Conditions, Syndromes

I've already had COVID-19, do I need the vaccine?

(HealthDay)—Folks who've gotten through a COVID-19 infection might naturally question whether they need to get a coronavirus vaccination when their turn comes.

Diseases, Conditions, Syndromes

COVID-19 immunity: How long does it last?

Millions of people across the world have been infected with SARS-CoV-2, the virus that causes COVID-19. Countries are also now embarking on massive vaccination campaigns to control the virus and protect their most vulnerable ...

Medical research

Immune cells discovered in the lungs improve virus defense

A research team at the University of Basel has discovered immune cells resident in the lungs that persist long after a bout of flu. Experiments with mice have shown that these helper cells improve the immune response to reinfection ...


Expert discusses COVID vaccine dosages

The rollout of the COVID-19 vaccines has been slower than many people were hoping for. And that has led to various suggestions on ways that governments should modify the plan for getting people vaccinated. The variety of ...

Diseases, Conditions, Syndromes

COVID immunity lasts at least eight months, new data reveals

Australian researchers have revealed—for the first time—that people who have been infected with the COVID-19 virus have immune memory to protect against reinfection for at least eight months.


New research underscores the importance of the measles vaccine

As vaccines for COVID-19 begin to be distributed across the globe this week, new research from Western University underscores the importance of vaccination against the measles virus, another pathogen that has caused numerous ...

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