#SARS-CoV-2

Nearly two-thirds of COVID-19 hospitalizations in the U.S. could be attributed to obesity, diabetes, hypertension, and heart failure.

Natural immunity and vaccine responses may be weaker in people with immune suppression, so they should get their second dose promptly.

COVID-19 cases, hospitalizations and deaths continue to drop in the United States, but a global pandemic cannot be defeated in one country.

Mutations can affect how viruses behave and how well drugs and vaccines work.

The Johnson & Johnson vaccine, which is easier to store and deliver, will help speed up the coronavirus vaccine rollout.

People who have had COVID-19 appear to be protected against reinfection for at least a few months.

A year into the pandemic, the FDA, CDC and USDA say there’s no credible evidence linking food or packaging to COVID-19.

More than 95% of people who recovered from COVID-19 had durable immune system memory up to eight months after infection.

A slow vaccine rollout and the emergence of new coronavirus mutations threaten progress in reducing new cases and death.

Long-lived memory immune cells continue to provide protection even after antibody levels drop.

The technology used in COVID-19 vaccines may also be used to prevent other viral infections and to treat cancer and multiple sclerosis.

American hubris prevented the country from reacting as quickly and effectively as Asian nations.

Anthony Fauci, President-elect Joe Biden and senior legislators were vaccinated publicly to demonstrate their confidence in vaccine safety.

People with HIV, people with cancer and pregnant people can be vaccinated against the coronavirus.

Moderna’s coronavirus vaccine is 94% effective in preventing symptomatic COVID-19—and it may also reduce asymptomatic infection.

Messenger RNA vaccines—also called mRNA vaccines—are some of the first COVID-19 vaccines authorized for use in the United States.