As hospitals face the logistical nightmare of giving people the few doses of new antibody drugs available, scientists say they're concerned we still don’t have enough data to show they work.
If authorized, healthcare workers and vulnerable groups might start getting the two-shot vaccine before the end of the year.
With coronavirus cases surging nationwide, experts fear another 150,000 Americans will die from COVID-19 within the next three months.
The CDC says people will put their families at risk of contracting COVID-19 by traveling to meet them.
"The vaccines that we are talking about and the vaccines to come are really the light at the end of the tunnel,” said Anthony Fauci.
The new results suggest that the two early vaccine candidates will be extremely effective against the coronavirus.
More than 60,000 Americans are currently hospitalized with COVID-19. Several states and cities are reporting ICUs are at full capacity.
If anything, Trump did better in counties with higher COVID-19 death rates.
The number of Americans hospitalized with COVID-19 is expected to exceed the peaks seen in April and July.
The highly anticipated late-stage results are the first to be announced by a pharmaceutical company conducting a coronavirus vaccine trial.
After four years of relentless attacks on science, researchers and doctors are hopeful that Biden will fight the pandemic and climate change.
Doctors and scientists expect a night-and-day difference in how the Biden administration will seek to handle the coronavirus. Is it too late?
With the critical state going down to the wire, here are the rules for how such a scenario could unfold.
"Ensuring that ill voters can vote while maintaining poll worker and voter safety will be essential," public health officials say.
A new study has found that, in states with rising COVID-19 deaths, voter support for Trump and Republican senators has dropped by margins big enough to swing some tight races.
"Some of the scientists have come to a point where they realize they have to speak out as a matter of life and death," said one expert.
"We need the public institutions to have a clear message based on science and not to be announcing something on Friday and pulling it out on Monday," said one scientist.
The disclosures from the two frontrunners, Pfizer and Moderna, come as public trust in a coronavirus vaccine is declining.
As the coronavirus vaccine is thrust into the center of the US presidential election, experts fear that public trust in the vaccine is taking a serious hit.
“I worry it will be Armageddon for the vaping industry.”