President Biden’s plan to offer COVID-19 vaccine boosters to Americans this fall is raising eyebrows among some scientists.  

Worrisome data on breakthrough cases among the fully vaccinated in the US persuaded the Biden administration to embrace a COVID-19 booster strategy that will start as early as mid-September, 

Misinformation-fueled skepticism about COVID-19 vaccines has reached a new level in the US: Some patients in need of lifesaving blood transfusions are asking for blood from unvaccinated people.  

Africa’s COVID-19 deaths hit a record high for the week ending August 1, the

Don’t be greedy. Think of others less fortunate. WHO Director-General Tedros Adhanom Ghebreyesus gave an Ethics 101 lecture yesterday to wealthy countries eyeing COVID-19 booster shots for their citizens rather than sharing with poorer countries.

South Korea has reported its first 2 cases of the “Delta plus” COVID-19 variant—both had been fully vaccinated with the AstraZeneca jab, officials said Tuesday,

China is moving quickly on multiple fronts—using lockdowns and mass testing—to quash new COVID-19 outbreaks in the eastern part of the country,

Nearly 18 months into the pandemic, the tiny island nation of Tonga still enjoys an extraordinary status: zero reported COVID-19 cases. The country, population 105,000, is one of 6 Pacific Island nations that are still COVID-free, according to official numbers. As a…

The beleaguered COVAX alliance to distribute COVID-19 vaccines around the world should soon get a boost of 500 million donated doses—but it’s still half a billion doses shy of its goal, just as the Delta variant deepens the threat for many poor countries.  

It’s well-known that that COVID-19 vaccines are not 100% effective.