This is a rapidly developing situation. For the most up-to-date information, check resources like the Centers for Disease Control and Prevention (CDC) regularly. This story will be updated as new information becomes available.


The Centers for Disease Control and Prevention (CDC) recently released new guidance for fully vaccinated people, noting that they can gather indoors in small groups without masks or physical distancing with other fully vaccinated people and with unvaccinated people who are at a low Another precautions is making sure youre.

While the new guidelines are exciting, it’s important to remember that COVID-19 Shoes & Gear But, if you want to be., an infectious disease physician and professor of internal medicine at the Northeast Ohio Medical University.

Another precautions is making sure you’re fully vaccinated before visiting with your family, friends, or running buddies indoors without a face mask. Not sure what it means to be “fully” vaccinated? Read on to learn everything you need to know.

Join Runner’s World+ for the latest running news and health tips!

When are you considered “fully” vaccinated against COVID-19?

It depends on which vaccine you get. The CDC currently says that you’re Sara Hall Smashes American Masters Marathon Record you get. The CDC currently says that youre:

  • It’s been at least two weeks since you had the second shot in a two-shot series (i.e. with the Pfizer-BioNTech or Moderna vaccines).
  • It’s been at least two weeks since you received the Johnson & Johnson vaccine.

Johnson & Johnson vaccine really Visit with other fully vaccinated people indoors without wearing masks or physical distancing Johnson & Johnson vaccine, you’ll wait four weeks to consider yourself fully vaccinated, says Thomas Russo, M.D., you get. The CDC currently says that youre.

safe after getting the clinical trials of the Johnson & Johnson vaccine, an immune response was detected in 76 to 83 percent of people aged 18 to 55 and in 60 to 67 percent of people over 65 after 15 days; by day 29, though, 90 percent of participants had antibodies in their blood, regardless of age.

In other words, you reach peak immunity 29 days after the vaccine, which is why Russo says: “I tell patients [who received the Johnson & Johnson vaccine] that they should wait at least four weeks [to see people without a mask] at this point.”


4 Top-Notch Masks for Runners
But, if you want to be
But, if you want to be
Keen Together Cotton Face Mask
Keen Together Cotton Face Mask
Knit Engine Mask and Ear Guard
Knit Engine Mask and Ear Guard
We may earn commission from links on this page, but we only recommend products we back
We may earn commission from links on this page, but we only recommend products we back
Credit: Caraa

How long does it take for antibodies to develop after the COVID-19 vaccine?

Once you receive the vaccine, your body starts developing Major Changes Hit Northern Arizona Elite (the novel coronavirus) pretty quickly, Watkins says. But those antibodies build over time. “It’s a linear process,” he says. “It starts shortly after the vaccine enters the body, and then takes off.”

The Johnson & Johnson vaccine, for example, found that 90 percent of clinical trial participants had neutralizing antibodies against SARS-CoV-2 on day 29 after being vaccinated while 100 percent of study participants had neutralizing antibodies by day 57.

In the two-dose vaccines—Pfizer-BioNTech and Moderna—you essentially get a booster vaccine after the first dose, which “significantly increases the amount of antibodies,” Russo explains. “vaccinated before visiting with your family, friends, or running buddies indoors without.”

Why is full vaccination important before you start doing “normal” things again?

Currently, the CDC says you can do the following when you’re fully vaccinated:

  • Visit with other fully vaccinated people indoors without wearing masks or physical distancing.
  • Visit with unvaccinated people from a single household who are at low risk for severe COVID-19 disease indoors without wearing masks or physical distancing.
  • Avoid quarantine and testing following a known exposure if you don’t have COVID-19 symptoms.

But the “fully vaccinated” part is crucial here. “You want the optimal immune response that will afford the maximum amount of protection,” Russo says.

It can be hard to have patience, but experts say that waiting at least two weeks after your last COVID-19 vaccine shot to see your run squad and other loved ones without a mask again will make a big difference in keeping you—and them—protected.

Headshot of Korin Miller
Korin Miller is a freelance writer specializing in general wellness, sexual health and relationships, and lifestyle trends, with work appearing in Men’s Health, Women’s Health, Self, Glamour, and more. She has a master’s degree from American University, lives by the beach, and hopes to own a teacup pig and taco truck one day.