Hay pruebas de que contraer SARS-CoV-2 genera inmunidad. Pero muchos científicos creen que no son contundentes.
As scientists argue whether a previous bout of covid offers the same amount of protection as vaccinations, people turn to the courts to decide.
With real-time data streaming in from highly specialized researchers in the U.S. and abroad, NIH scientists became convinced that boosting the covid-19 vaccine was needed to save lives, prompting the president to announce a plan with a Sept. 20 start date. Scientists at the regulatory agencies weren’t yet convinced. A meeting Friday will determine what happens next. Here’s the story from behind the scenes.
A national vaccine court has paid out billions to families who could prove their kids were injured by vaccines. But there’s only a skeletal program for the rare victims of covid vaccination, raising concerns as the pressure for mandated shots grows.
Rare reports of minor heart damage have convinced some scientists that further study is needed before racing to extend covid shots to more children.
Where the coronavirus originated remains a mystery and the Chinese are bucking demands to let investigators see more.
La idea de que el virus que causa covid escapó de un laboratorio chino, una teoría que en su momento se consideró conspirativa, está cobrando fuerza. Al mismo tiempo, peligra la reputación de renombrados científicos, al igual que su seguridad personal.
Leading virologists, including Dr. Anthony Fauci, are demanding a deeper probe into China’s Wuhan Institute of Virology as they try to identify the source of the deadly coronavirus.
All agree that covid vaccines are urgently needed to stop the pandemic, but simply waiving patents fails to provide technological know-how and address supply chain challenges.
Si bien los síntomas muestran que el sistema inmune está respondiendo a la vacuna y que protegerá contra la enfermedad, las personas con pocos o ningún síntoma también estaban protegidas.
In the times of smallpox, vaccination was accompanied by blood, sweat, fire and brimstone. Nowadays, a slight fever may make you feel as if you’ve earned the reward of immunity from covid. But you’re protected even without a nasty reaction to the vaccine.
Expertos felicitan las acciones de la administración Biden con las vacunas de covid, pero creen que en los próximos meses debería haber un enfoque global para que el mundo esté innmunizado.
For now, there’s not enough vaccine for the U.S., but that could change within a few months. Vaccinating other nations will be key to stopping the pandemic – and keeping it away from our shores.
Although vaccine supply is ramping up, the supply gap puts pressure on vaccinating teams to extract every drop they can. Some are asking the FDA to waive guidance against extracting vaccine from two vials with the same needle. It’s worth a shot.
Our newsroom has some of the best and smartest health care and health policy reporters in the business. We’ve created a new video series — “Explained by KHN” — in which our correspondents and editors answer common health care and policy questions. In this edition we cover consumer concerns over the covid-19 vaccines.
The Trump and Biden administrations both imposed wartime production requirements. But industry experts say the vast quantities of raw materials and specialty equipment needed for billions of newfangled vaccines have required herculean logistical efforts.
Expertos afirman que debes ponerte la primera vacuna autorizada que te ofrezcan. ya que es la forma de comenzar a generar inmunidad colectiva.
The Johnson & Johnson vaccine that the FDA cleared Saturday was 66% effective overall in preventing moderate to severe covid, while the Pfizer and Moderna vaccines were more than 90% effective. But the numbers aren’t exactly comparable. And all three shots prevent hospitalization and death.
Miles de estadounidenses están muriendo a causa de covid-19, pero los esfuerzos para aumentar la producción de vacunas que potencialmente salvan vidas están en un callejón sin salida.
Even invoking the widely heralded Defense Production Act to pressure drugmakers wouldn’t overcome vast obstacles.