Two new drugs have been developed for acute COVID infection. The new drugs are Molnupiravir (Lagevrio) and Paxlovid. In clinical trials, people most at risk from the serious effects of COVID were...

Infection with the virus that causes COVID-19 creates a strong immune response. This is called natural immunity. If someone has had COVID and then receives a vaccine later, this is called “hybrid...

In the United States, Latino/Hispanic children and teens have double the risk of becoming obese compared to White youths. There is no single cause of obesity. However, known risk factors include...

In addition to broad global access to vaccines for everyone, booster vaccinations have the potential to play an important role in the fight against COVID-19. However, debates around booster shots of...

There are almost 30 million children aged 5 to 11 in the United States. In December 2020, vaccines against the virus that causes COVID were approved for use by young people aged 16 or older. In May...

As we learn more about vaccines against the virus that causes COVID-19, researchers have studied if mixing and matching vaccines can reduce the risk of side effects. For example, there are concerns...

We know that Hispanic/Latino and Black communities continue to have double the rate of death due to COVID-19 compared with White communities. Therefore, getting more people vaccinated may reduce...

In Israel, in response to a resurgence of COVID infections and severe illness at the end of July 2021, the government began to give the Pfizer vaccine booster dose to people aged 60 years or older....

For people with type 2 diabetes (T2D), COVID-19 infection leads to increased hospitalization rates and worse illness severity. We know that the immune response to COVID in people with T2D may be...

With the arrival of the Delta variant, many people wondered if current vaccines lower the risk of spreading the virus to other people. This is the difference in “contagiousness” when comparing...

In the United States, the delta variant now accounts for over 99% of new infections. About half (54%) of the total population is now fully vaccinated. 63% of people in the U.S. have received at...