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Delaying a COVID vaccine’s second dose boosts immune response


17 May 2021

Older people who waited 11–12 weeks for their second jab had higher peak antibody levels than did those who waited only 3 weeks.


An Updated Covid Guide For four different types of households.


17 May 2021

The new C.D.C. guidance has excited many Americans and scared many others. Some people feel both emotions, understandably enough: They’re excited to start returning to more normal daily life and still scared by a pandemic that is killing about 600 Americans a day. This morning, I want to think through the real-world implications of the new guidelines for individual families. Those guidelines mostly allow people to behave more freely. But they will also lead some to take new precautions. I am going to break down households into four categories, depending on vaccination status:


Breakthrough Infections Rare Among Vaccinated Americans


19 Apr 2021

In the United States, the Centers for Disease Control and Prevention provided its first public data about breakthrough Covid-19 cases to CNN last week and it shows that vaccines have been highly effective at reducing infections, hospitalizations and death. As of last week, around 78.5 million Americans had been fully vaccinated and the CDC's data states that 5,800 cases of Covid-19 occurred among fully vaccinated people, 396 of whom required hospitalization with 74 deaths recorded.


U.S. Calls for Pause on Johnson & Johnson Vaccine After Clotting Cases


13 Apr 2021

The Food and Drug Administration and the Centers for Disease Control will stop using the vaccine at federal sites and urge states to do so as well while they examine the safety issues.


Likely Legal, ‘Vaccine Passports’ Emerge as the Next Coronavirus Divide


07 Apr 2021

Businesses and universities want fast, easy ways to see if students and customers are vaccinated, but conservative politicians have turned “vaccine passports” into a cultural flash point.




Articles


Moderna CEO: Vaccine Will Likely Work for 'a Couple of Years'


07 Jan 2021

The Moderna vaccine ― one of two vaccines now being distributed in the United States ― will "potentially" provide protection against COVID-19 for several years, the biotech company's CEO said, according to Reuters.




Over Half of COVID Transmission May Occur via Asymptomatic People


07 Jan 2021

As COVID-19 cases surge and vaccinations lag, health authorities continue to seek additional ways to mitigate the spread of the novel coronavirus.




SARS-CoV-2 Transmission From People Without COVID-19 Symptoms


07 Jan 2021

IMPORTANCE Severeacuterespiratorysyndromecoronavirus2(SARS-CoV-2),theetiologyof coronavirus disease 2019 (COVID-19), is readily transmitted person to person. Optimal control of COVID-19 depends on directing resources and health messaging to mitigation efforts that are most likely to prevent transmission, but the relative importance of such measures has been disputed.




Sorting Out Whether Vitamin D Deficiency Raises COVID-19 Risk


06 Jan 2021

One of the risk factors du jour for coronavirus disease 2019 (COVID- 19) has been vitamin D deficiency.




Emergence of a Highly Fit SARS-CoV-2 Variant


31 Dec 2020

Sarbecoviruses have emerged twice in the 21st century, causing a worldwide epidemic and pandemic.




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