An immunologist explains that you get some protection from the first dose of the mRNA vaccines but you need two to build up strong immunity, particularly to newer coronavirus variants.
The president wants Americans to be able to celebrate Independence Day with small gatherings. What will it take to get the virus under control by then? Three public health school deans explain.
Poor indoor air on tribal lands can cause a range of respiratory illnesses, including viral infections. Here’s how people are fixing the problem while preserving traditional ways.
Shoring up surveillance and response systems and learning lessons from how the COVID-19 pandemic unfolded will help the world be ready the next time around.
The COVID-19 case spike in the summer of 2020 and earlier attempts to rely on personal responsibility, like wearing seat belts, showed that mandates make a difference.
A year after it became clear that COVID-19 was becoming a pandemic, there is still no cure, but doctors have several innovative treatments. Some are keeping patients out of the hospital entirely.
The Johnson & Johnson vaccine is different from the Moderna and Pfizer vaccines in a few important ways that could make it a huge help to global vaccination efforts.
Tinglong Dai, Johns Hopkins University School of Nursing
Websites that crash. Appointments that fill up within seconds. Scheduling your COVID-19 vaccine shouldn’t be this hard. A few states have found a better way.
‘Long COVID’ – in which people have symptoms lasting more than a few weeks – is turning out to be very common. People hospitalized for COVID-19 are at highest risk, but they aren’t alone.
One university is showing how the vaccine corps concept can speed up vaccination rates, including launching a large-scale vaccination site staffed by hundreds of students and volunteers.
Tinglong Dai, Johns Hopkins University School of Nursing
The website has triggered random appointment cancellations and unreliable sign-ups. Only one contractor was deemed qualified to build it – and it wasn’t a major tech company. We’ve seen this before.
Getting pharmacies more involved could be a game changer, particularly for reaching minorities, older adults without internet access and others left behind.
The results from an emerging study suggest governments should act quickly if they plan to impose travel bans – before the virus can spread widely to other countries.
The new SARS-CoV-2 variant is already spreading in the US and could be dominant by March, the CDC warns. Here’s what that means for the masks you choose and how you practice social distancing.
Massive vaccine distribution efforts take a lot of coordination. The rollout of the Salk polio vaccine in the US in 1955 holds lessons for those delivering COVID-19 shots today.
States and hospitals are starting to declare ‘crisis standards of care’ as the pandemic floods their ERs. The orders have consequences – both good and bad, as a medical ethicist explains.
So far, the only COVID-19 vaccines authorized for use need to be kept frozen. But there are many places in the world that can’t support a cold supply chain.