New findings add weight to the theory that COVID-19 originated at the Wuhan Institute of Virology. Experts point to lax ...

Five years after the World Health Organization declared a global pandemic, there has been progress — and backsliding in the ...

A study led by the University of Texas Health Science Center at San Antonio found women had a 31% greater risk of developing ...

COVID-19 vaccination in early pregnancy (≤20 weeks of gestation) is not associated with increased prevalence of major ...

Five years on, Toronto-area doctors and public health officials are looking back at what they've learned since the start of ...

The lack of available medications in the United States for COVID post-exposure prophylaxis leaves household members in close contact with someone who is infected vulnerable to developing COVID ...

Five years after the World Health Organization declared a global pandemic, there has been progress — and backsliding in the ...

In pediatric patients aged 6 months to 5 years, the VE of mRNA-1273 against symptomatic infection was modest after a single dose and strong after a second dose.

SARS-CoV-2 has been evolving the ability to evade the immune system about twice as fast as the fastest-evolving flu virus. It averages more than a dozen significant changes every year.

The pandemic accelerated economic disparity, revealing a disturbing acceptance of mass death. Did we learn nothing?

The CDC has issued interim effectiveness estimates for the 2024-2025 seasonal influenza and 2024-2025 COVID-19 vaccines.

But what if you could avoid getting COVID-19 altogether? That’s the potential promise of a new study on a drug made by ...