Public Health

Immune system plays a critical role in severe COVID-19, new evidence shows

In a new study, researchers conducted advanced analyses of immune system activation in patients with severe COVID-19. They found several cell types that play a...

Is saliva testing better? 5 things to know about the new COVID-19 test

Early in the pandemic, it became clear that testing for COVID-19 might be key to controlling outbreaks. But the existing tests have presented logistical challenges. Health...

The hunt for COVID-19 treatments has researchers optimistic

COVID-19 launches a multipronged assault on the human body, causing complications that range from mild to deadly. The ultimate defense would be a vaccine, which...

Using a public restroom? Mask up!

Think you don’t need to worry about COVID-19 while using a public restroom? In a new study, researchers found that flushing public restroom toilets can...

How COVID-19 smell loss differs from the common cold

In a new study, researchers found how smell loss linked to COVID-19 infection differs from what you typically might experience with a bad cold...

Does high blood sugar worsen COVID-19 outcomes?

Preliminary observations of COVID-19 patients with diabetes inspired an algorithm for glucose monitoring that’s suspected to help combat the virus’ serious complications. As COVID-19 continues...

COVID-19 cytokine storms may prevent a durable immune response in body

In a new study, researchers found that high levels of some cytokines seen in COVID-19 patients, as part of a cytokine storm, may prevent...

Why US has so many COVID-19 cases, according to this study

As the United States exceeds 5 million reported coronavirus cases—the world's first country to do so—epidemiologists have pinpointed what helped to set the country...

Scientists find clear link between heart disease and COVID-19

In a new review study, researchers found a clear link between heart disease and COVID-19, but the long-term implications are unknown. The research was conducted...

Saliva test and nasal swab test are both effective for COVID-19 diagnosis

In a new study, researchers found self-collected saliva and deep nasal swabs collected by healthcare providers are equally effective for detecting SARS-CoV-2, the virus...