Global Statistics

All countries
553,982,352
Confirmed
Updated on July 3, 2022 1:10 am
All countries
525,946,725
Recovered
Updated on July 3, 2022 1:10 am
All countries
6,360,706
Deaths
Updated on July 3, 2022 1:10 am

Global Statistics

All countries
553,982,352
Confirmed
Updated on July 3, 2022 1:10 am
All countries
525,946,725
Recovered
Updated on July 3, 2022 1:10 am
All countries
6,360,706
Deaths
Updated on July 3, 2022 1:10 am
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Can You Still Spread Covid If Vaccinated

Surgeon General Said Only A Very Few People May Be Allergic To A Component Of The Covid Vaccine

VERIFY: Can you still spread COVID-19 after being vaccinated?

Footballer Aaron Rogers said he was allergic to a component in the vaccine. “There are very, very small number of people who may have an allergy to one of the components of the vaccine. This is a very rare though,” said Dr. Murthy. “And in those cases then, they can talk to their doctor and we can, they can look for an alternative vaccine. But again, this is exceedingly rare. One of the things I think the draw though, from this whole example that it’s been talked about more recently, is it who you get your information from really matters because somebody has millions of followers, you know, in social media, because they happen to have a well-known name does not mean that they are a credible authoritative source when it comes to vaccine information. And especially now that we have a vaccine that’s out for kids five through 11, it’s, especially important that parents know that there’s misinformation out there. They talk to their doctor, their department of health, their children’s hospital, or the CDC to actually get credible information about the vaccine.”

More Research Is Needed

The good news is that studies are underway that directly assess transmission. Several universities in the U.S., for instance, are participating in the PreventCOVIDU study to assess whether the Moderna COVID-19 vaccine prevents transmission of SARS-CoV-2. This study will evaluate the vaccines ability to prevent infection, reduce viral load, and prevent transmission. Results of the study should be published later this year. Other similar studies are underway.

A Cdc Document Gives New Details On Just How Dangerous The Delta Variant Really Is

The CDC said the finding that fully vaccinated people could spread the virus was behind its move to change its mask guidance.

“High viral loads suggest an increased risk of transmission and raised concern that, unlike with other variants, vaccinated people infected with Delta can transmit the virus,” Dr. Rochelle Walensky, the CDC’s director, said in a statement Friday.

“This finding is concerning and was a pivotal discovery leading to CDC’s updated mask recommendation. The masking recommendation was updated to ensure the vaccinated public would not unknowingly transmit virus to others, including their unvaccinated or immunocompromised loved ones,” Walensky said.

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When Am I Fully Vaccinated

The CDCs new recommendations only apply to people who are fully vaccinated against COVID-19. You are fully vaccinated 2 weeks after getting all the recommended doses of one vaccine. This is because it takes your body about 2 weeks to develop immunity.

Right now, there are three FDA-approved COVID-19 vaccines. The Moderna and Pfizer vaccines require two doses while the Johnson & Johnson vaccine requires one. A single shot of the two-dose vaccines does not give you full protection, so you need to get both to be completely vaccinated.

Until you are fully vaccinated, you should continue to follow the recommendations to prevent COVID-19 infection. This means wearing a mask, washing your hands, and social distancing.

Scientists Say Even Vaccinated People Need To Take Covid Precautions

Can you still spread COVID

Do the Covid vaccines prevent you from spreading the virus, or do they just protect you from getting sick?

Scientists don’t know yet — and the uncertainty has big implications during the rollout of the vaccines.

Pfizer and Moderna, the companies that developed the vaccines authorized in the U.S. so far, say their vaccines are about 95% effective at preventing people from getting sick with Covid symptoms. But there’s not enough evidence yet on whether the vaccines also prevent asymptomatic infection and transmission.

WALGREENS, CVS TO FINISH FIRST ROUND OF COVID-19 VACCINATIONS BY JAN. 25

The companies say research is ongoing to determine the answer. Without vaccines, research has suggested that asymptomatic transmission of the coronavirus that causes Covid is responsible for roughly a quarter of infections.

The result, experts say, is that precautions like wearing masks, social distancing and avoiding crowded spaces will be necessary until the country gets closer to herd immunity, the point at which enough people are immune to a disease to make its spread unlikely. Some studies have estimated roughly 75% to 80% of the U.S. population needs to be immune to Covid-19 to reach herd immunity, but that number is a moving target and could rise as new variants emerge.

“As of today there really is very little information,” says Dr. Corey.

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Fully Vaccinated You Can Still Spread Covid

London: Even if you are fully vaccinated, chances are that you can still catch COVID-19 and pass on the deadly disease to people at home, according to a study published in the journal The Lancet Infectious Diseases.

Households are the site of most SARS-CoV-2 transmission globally. The study, which focussed on densely sampled household contacts exposed to the delta variant, found that even with no or few symptoms, the chance of transmitting the virus to other unvaccinated housemates is about two in five, or 38 percent.

This drops to one in four, or 25 percent, if housemates are also fully vaccinated.

While COVID vaccines do prevent serious COVID illness and deaths, they are less effective at preventing spread of infections, particularly since the emergence of the more infectious Delta variant.

Various studies have also shown the waning protection of these vaccines, effectively pressing the need for boosters.

This finding indicates that breakthrough infections in fully vaccinated people can efficiently transmit infection in the household setting, said corresponding author Prof Ajit Lalvani, National Heart and Lung Institute, Imperial College London, UK.

The study included 440 households in London and Bolton doing PCR COVID tests between September 2020 and September 2021.

Further, the study showed that the susceptibility to infection increases already within a few months after the second vaccine dose, pressing the need for booster shots.

When Youve Been Fully Vaccinated

How to Protect Yourself and Others

NOTICE: FDA has granted full approval for Pfizer-BioNTech COVID-19 Vaccine. CDCs Advisory Committee on Immunization Practices is meeting on Monday, August 30, 2021, to discuss its updated recommendation for this vaccine.

  • If you are not fully vaccinated and aged 2 or older, you should wear a mask in indoor public places.
  • In general, you do not need to wear a mask in outdoor settings.
  • In areas with high numbers of COVID-19 cases, consider wearing a mask in crowded outdoor settings and for activities with close contact with others who are not fully vaccinated.
  • People who have a condition or are taking medications that weaken their immune system may not be fully protected even if they are fully vaccinated. They should continue to take all precautions recommended for unvaccinated people, including wearing a well-fitted mask, until advised otherwise by their healthcare provider.
  • If you are fully vaccinated, to maximize protection from the Delta variant and prevent possibly spreading it to others, wear a mask indoors in public if you are in an area of substantial or high transmission.
  • If you are fully vaccinated, see When Youve Been Fully Vaccinated.
  • band aid light icon If you havent been vaccinated yet, find a vaccine.

    COVID-19 vaccines are effective at protecting you from getting sick. Based on what we know about COVID-19 vaccines, people who have been fully vaccinated can do things that they had stopped doing because of the pandemic.

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    Have You Been Fully Vaccinated

    In general, people are considered fully vaccinated: ±

    • 2 weeks after their second dose in a 2-dose series, such as the Pfizer or Moderna vaccines, or
    • 2 weeks after a single-dose vaccine, such as Johnson & Johnsons Janssen vaccine

    If you dont meet these requirements, regardless of your age, you are NOT fully vaccinated. Keep taking all precautions until you are fully vaccinated.

    If you have a condition or are taking medications that weaken your immune system, you may not be fully protected even if you are fully vaccinated. You should continue to take all precautions recommended for unvaccinated people until advised otherwise by your healthcare provider.

    People with moderately to severely compromised immune systems should receive an additional dose of mRNA COVID-19 vaccine after the initial 2 doses.

    Can Fully Vaccinated People Still Transmit The Virus To Others Including Other Vaccinated People

    VERIFY: Can I still spread COVID-19 after getting vaccinated?

    While it is possible, Dr. Cardona says that the ability to transmit COVID-19 may occur at a lower rate. She adds that this could also be a reality for people who dont have a good immune response to vaccines.

    The elderly, those with immune or chronic health conditions or those with underlying health disorders may not have the best protective response to vaccines, such as the COVID-19 vaccines. We are still collecting data and doing ongoing research about the vaccine responses in these vulnerable populations.

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    Protection Against Transmission Wanes

    The new study showed that protection against transmission seemed to wane over time, however. After three months, people who had breakthrough infections after being vaccinated with AstraZeneca were just as likely to spread the delta variant as the unvaccinated. While protection against transmission decreased in people who had received the Pfizer vaccine, there was still a benefit when compared with people who were unvaccinated.

    Since antibody levels also tend to decrease over time after vaccination, a reduction in protection against transmission is to be expected, Richterman said.

    We know that the amount of antibodies circulating in the blood decreases over time after vaccination, even though the immune memory remains durably robust and is still able to prevent infections, particularly severe infection, he said. These circulating antibodies that are immediately available probably play some role in preventing transmission if infected, so I dont think its surprising to see some reduced protection against transmission over time.

    Richterman and Butler-Wu agreed that while community transmission remains high, masks and testing remain important.

    We need to combine our vaccines with other measures to reduce how much virus we get exposed to by things like masking and testing, Butler-Wu said. Additive measures is the name of the game here.

    Richterman agreed.

    Surgeon General Said Please Vaccinate Your Kids In Response To Matthew Mcconaughey

    Actor Matthew McConaughey said he was vaccinatedbut he may wait to have his young child vaccinated. As a parent himself, Dr. Murthy knows “there’s nothing more important than the safety of our children, right? And so if you’re a parent out there and you’ve got questions, that’s okay to have questions,” Murthy said on CNN. “You know, you should ask you a question and you should get them answered. My thing is I really want to make sure people get them answered from credible sources. Keep in mind this I’m gonna draw a parallel here. When we began the, the vaccination effort for adults, actually a few months before we had the vaccine available. If you looked at polls, they showed that about a third or so of adults where you’re ready to go out and get the vaccine right away. Right? What changed though is then the FDA and CDC wait, and people saw their friends and family get vaccinated.”

    Eat This, Not That!

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    Trials Focused On Infection Not On Transmission

    How can it be that after conducting clinical trials that involved tens of thousands of people, there was still uncertainty about whether the three authorized COVID-19 vaccinesfrom Pfizer-BioNTech, Moderna, and Johnson & Johnsoncould prevent or reduce transmission?

    In large part, its because the clinical trials for these vaccines were primarily focused on determining whether the vaccines protected against symptomatic COVID-19 infection. And though the trials showed that the vaccines are very effective in preventing severe disease, hospitalization, and death, none were found to be 100% protective against infection, meaning that some trial participants had mild or asymptomatic COVID-19 cases, even after vaccination.

    With the initial coronavirus strain, or even with the Alpha variant, the post-vaccine immune response is usually fast and potent enough that it clears out the infection quicklybefore the virus can spread far in the body or serious symptoms have a chance to develop. But because infection could technically occur, transmission was still considered a possibilityalbeit a remote one.

    The Delta variant is showing every day its willingness to outsmart us, said CDC director Rochelle Walensky, MD, MPH, at a recent news briefing.

    How Do I Get A Vaccine Certificate

    Vaccine Information

    Once you’re fully vaccinated, you can get your vaccination certificate through Medicare, whether it’s a digital or a hard copy.

    Australian residents who are not under Medicare can obtain their immunisation statement through their Individual Health Identifier which can be obtained through the Department of Health website.

    It may take time for it to come through, especially if you received a mixed dose.

    While ATAGI has recommended using the same COVID-19 vaccine for both doses, some people such as returned travellers have had to receive a different COVID-19 vaccine as their second dose.

    According to the Department of Health, individuals that have received a mixed dose schedule can use their Immunisation History Statement as proof of vaccination in the meantime.

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    Can A Vaccinated Person Spread Coronavirus

    Immunologists expect vaccines that protect against viral illnesses to also reduce transmission of the virus after vaccination. But its actually tricky to figure out for sure if vaccinated people are not spreading the germ.

    COVID-19 poses a particular challenge because people with asymptomatic and pre-symptomatic infections can spread the disease and insufficient contact tracing and testing mean those without symptoms are rarely detected. Some scientists estimate that the number of asymptomatic COVID-19 infections in the overall population could be 3 to 20 times higher than the number of confirmed cases. Research suggests that undocumented cases of COVID-19 in people who either were asymptomatic or experienced very mild disease could be responsible for up to 86% of all infections, though other studies contradict the high estimates.

    In one study, the CDC tested volunteer health care personnel and other front-line workers at eight U.S. locations for SARS-CoV-2 infections weekly for three months, regardless of symptoms or vaccination status. The researchers found that fully immunized participants were 25 times less likely to test positive for COVID-19 than were those who were unvaccinated. Findings like this imply that if vaccinated people are so well protected from getting infected at all, they are also unlikely to spread the virus. But without contact tracing to track transmission in a larger population, its impossible to know if the assumption is true.

    What Were Still Learning

    • How long COVID-19 vaccines can protect people.

    Want to learn more about these recommendations? Read our expanded Interim Public Health Recommendations for Fully Vaccinated People.

    ± This guidance applies to COVID-19 vaccines currently authorized for emergency use by the U.S. Food and Drug Administration: Pfizer-BioNTech, Moderna, and Johnson & Johnson /Janssen COVID-19 vaccines. This guidance can also be applied to COVID-19 vaccines that have been listed for emergency use by the World Health Organization .

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    Answered By Infectious Diseases Expert Sara Bares Md:

    This is a great and important question and the answer has changed since the emergence of the delta variant. Prior to delta, vaccines reduced transmission by about 90% and this was very reassuring. However, new data evaluating breakthrough infections in patients infected with the delta variant demonstrate similar viral loads in vaccinated versus unvaccinated patients. The viral load likely correlates with transmissibility.

    In summary, the virus is changing and we are learning more about the new variants every day, but it is possible for someone who has been vaccinated to develop a breakthrough infection and spread the virus. This is why public health experts recently recommended that vaccinated people resume wearing masks in indoor public spaces and around those who are not vaccinated.

    Vaccination Is The Best Protection Against Infection But When Breakthroughs Do Occur A Very Basic Question Still Has An Unsatisfying Answer

    Can you still spread COVID-19 after you get vaccinated?

    The fear of breakthrough COVID-19 infections spoiled the summer. In the early days of vaccine bliss, many Americans had thought that the shots were a ticket to normalcyand at least for a while, thats precisely what public-health experts were telling us: Sure, it was still possible for vaccinated people to get COVID-19, but you wouldnt have to worry much about spreading it to anyone else. Interim guidance shared by the CDC in March stated that these cases likely pose little risk of transmission, and a few weeks later, CDC Director Rochelle Walensky said that vaccinated people do not carry the virus.

    Three months later, we have fortunately not seen this doomsday scenario come to passthe fears raised by the Provincetown report were largely overblown. But that doesnt mean that the vaccinated are in the clear, either. Breakthrough infections are still happening, and they can lead to transmission. But we still dont know just how widely that spread actually happens.

    Other public-health experts are wary too. I think that the jury is still out about the extent to which vaccination might reduce the risk of transmission, but we do know that transmission does occur, Lisa Maragakis, the senior director of infection prevention at the Johns Hopkins Health System, told me. I wouldnt say its low . She alluded to data showing similar viral loads in vaccinated and unvaccinated people.

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    Double Vaccinated Can Still Spread Covid

    Experts who have studied UK household cases have revealed that those who have been double vaccinated are catching COVID-19 and passing it onto those they live with.

    The chances of double jabbed people transmitting the virus to other unvaccinated housemates is approximately two in five, or 38%. However, this drops to one in four, or 25%, if the housemates are also fully vaccinated. This emphasises the importance of full vaccination and protection against the virus.

    Whilst vaccines have demonstrated efficacy in protecting people against severe COVID-19 illness and deaths, they are less effective at preventing infections. This is due to the emergence of new variants across the UK, particularly the dominant and highly infectious Delta variant.

    As most COVID-19 transmission occurs within households, experts say that it is vital to ensure that every member who is eligible for a vaccine has received one, and is up to date with their doses.

    Speaking to the BBC, Prof Ajit Lalvani, of Imperial College London, UK, who co-led the study, said: “The ongoing transmission we are seeing between vaccinated people makes it essential for unvaccinated people to get vaccinated to protect themselves from acquiring infection and severe COVID-19, especially as more people will be spending time inside in close proximity during the winter months.

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