CDC: Masks Indoors in US Where Cases Are Surging
The Centers for Disease Control and Prevention announced new recommendations that vaccinated people return to wearing masks indoors in parts of the U.S. where the coronavirus is surging.
Should Vaccinated People Mask Up With COVID-19 Cases Rising?
It depends on your situation, but masking in public can provide another layer of protection and help prevent the virus from spreading to others who aren't protected.
What is a COVID-19 Breakthrough Case?
It's when a fully vaccinated person gets infected with the coronavirus. A small number of such cases are expected and health officials say they're not a cause for alarm.
Biden Says Getting COVID-19 Vaccine 'Gigantically Important'
President Joe Biden expressed pointed frustration over the slowing COVID-19 vaccination rate in the U.S. and pleaded that it's "gigantically important" for Americans to step up and get inoculated against the virus as it surges once again.
Analysis: Necessary or Not, Covid Booster Shots Are Probably on the Horizon
Ultimately, the question of whether a booster is needed is unlikely to determine the FDA's decision. If recent history is predictive, booster shots will be here before long.
With Pandemic Worsening in U.S., Surgeon General Worried
The U.S. surgeon general said he's concerned about what lies ahead with cases of COVID-19 increasing in every state, millions still unvaccinated, and a highly contagious variant spreading.
Biden: Social Media Platforms 'Killing People' with Misinformation
President Joe Biden said Friday that social media companies are "killing people" by failing to police misinformation on their platforms about COVID-19 vaccines.
Will COVID-19 Vaccines Work If I Have a Weak Immune System?
Will COVID-19 vaccines work if I have a weak immune system? Probably not as well as they do in healthy people, but the shots should offer some protection.
US COVID-19 Cases Rising Again, Doubling Over 3 Weeks
The COVID-19 curve in the U.S. is rising again after months of decline, with the number of new cases per day doubling over the past three weeks, driven by the fast-spreading delta variant, lagging vaccination rates and Fourth of July gatherings.
Surgeon General: Virus Booster Shots 'Possible'
The nation's top doctor says it's "certainly possible" that Americans eventually will be advised to get a booster shot of the coronavirus vaccine.
Do I Need a COVID-19 Booster Shot? 6 Questions Answered
Microbiology and infectious disease specialist William Petri of the University of Virginia answers some common questions about COVID-19 booster shot
Pfizer to Seek OK for 3rd Vaccine Dose; Shots Still Protect
Pfizer is about to seek U.S. authorization for a third dose of its COVID-19 vaccine, saying Thursday that another shot within 12 months could dramatically boost immunity and maybe help ward off the latest worrisome coronavirus mutant.
Do I Need to Take Precautions at Hotels if Vaccinated?
"Hotels are safe, but I think there are individual personal factors that may sway you one way or another," says Dr. Soniya Gandhi, associate chief medical officer at Cedars-Sinai Marina del Rey Hospital.
New Research Finds J&J Vaccine Has Muscle Against Covid's Delta Variant
Data released by Johnson & Johnson showed that the vaccine remains highly protective against the delta variant and immunity may be long-lasting.
COVID's Lingering Effects Can Put the Brakes on Elective Surgeries
As the number of people who have had COVID grows, medical experts are trying to determine when it's safe for them to have elective surgery.
What to Know About the Delta Variant
Viruses constantly mutate, and most changes aren't concerning. But there is a worry that some variants might evolve enough to be more contagious, cause more severe illness or evade the protection that vaccines provide.
CDC: Delta Variant Expected to be Dominant in US
The Centers for Disease Control and Prevention director Rochelle Walensky says she expects the delta variant will become the dominant coronavirus strain in the United States. The delta variant, first detected in India, has become dominant in Britain.
Can You Mix and Match COVID-19 Vaccines?
"Based on the basic principles of how vaccines work, we do think that the mix-and-match regimens are going to work," says Dr. Kate O'Brien, director of the World Health Organization's vaccine unit.
Being Vaccinated Doesn't Mean You Must Go Maskless. Here's Why.
Even if you are vaccinated, though, you don't need to change your behavior one iota if doing so makes you uncomfortable.
Novavax: Large Study Finds COVID-19 Shot About 90% Effective
Vaccine maker Novavax said Monday its shot was highly effective against COVID-19 and also protected against variants in a large, late-stage study in the U.S. and Mexico.