Global Statistics

All countries
Updated on September 25, 2022 5:41 pm
All countries
Updated on September 25, 2022 5:41 pm
All countries
Updated on September 25, 2022 5:41 pm

Global Statistics

All countries
Updated on September 25, 2022 5:41 pm
All countries
Updated on September 25, 2022 5:41 pm
All countries
Updated on September 25, 2022 5:41 pm
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Does Covid Vaccine Prevent Infection

Lately Ive Seen More People Wearing Two Masks Should I Be Double Masking

Does the Mutation of Coronavirus Affect the Capacity of Vaccines to Prevent Disease?

In situations where you need to wear a mask, double masking is still a good idea. A lab study published in MMWR observed masked and unmasked dummies that released aerosol particles from a mouthpiece when they were simulated to cough or breathe. The study found that wearing a multilayered cloth mask over a surgical mask or wearing a tightly fitted surgical mask substantially increased the level of protection for both the mask wearer and others.

When double masking, the CDC recommends wearing a snug cloth mask over a surgical mask. Surgical masks provide better filtration, but tend to fit loosely. Cloth masks close any gaps and provide another layer of protection. Surgical masks are sometimes called medical masks or medical procedure masks.

Adjusting a surgical mask for a tighter fit using a method called “knotting and tucking” also offers good protection. To knot and tuck a surgical mask, knot the ear loops of a 3-ply face mask where they join the edge of the mask, then fold and tuck the unneeded material under the edges. For video instructions on how to knot and tuck a surgical mask, . Mask fitters, or mask braces, which are worn over a cloth or surgical mask, can also improve mask fit.

In the CDC’s lab study, double masking or tight-fitting surgical masks reduced both transmission of and exposure to aerosols by about 95% compared to no masking.

How Long Will It Protect Me Will I Have To Get A Covid

This is a question researchers are eager to answer. People who are infected with the coronavirus show a decline in protection within a few months, but their immunity may last significantly longer than that. . Data from the vaccine trials indicate strong immunity at least months after vaccination, indicating possible long-term immunity.

As the SARS-CoV-2 coronavirus has begun to change , studies are exploring how these changes affect the viruss characteristics, including its ability to spread between people. A substantial mutation might have an impact on the effectiveness of the vaccines, and vaccine manufacturers are preparing to make adjustments where necessary.

Q: How Does The Vaccine Go From Authorized For Emergency Use To Licensed

A: It is the FDAs expectation that, following submission of an EUA request and issuance of an EUA, the manufacturer would continue to collect placebo-controlled data in any ongoing trials for as long as feasible to obtain additional safety and effectiveness information and would also work towards submission of a Biologics License Application as soon as possible.

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How Long Should I Wait To Get The Covid

You should speak with your doctor to determine whether the quantity of steroids that you are receiving is suppressing your immune system. If so, you should hold off on receiving vaccines until the effect of the steroids has worn off.

Find out more in this Parents PACK article, “Medications and COVID-19 Vaccines: What You Should Know.”

What Is The New Naming System For Covid


The WHO recently announced a new naming system for COVID-19 variants. The new names are intended to be easier to pronounce and will remove the stigma of a variants being associated with a particular country.

Under the new system, the variants will be named using letters of the Greek alphabet. For example:

  • Alpha is the new name for the B.1.1.7 variant, first documented in the United Kingdom.
  • Beta is the new name for the B.1.351 variant, first documented in South Africa.
  • The P.1 variant, first documented in Brazil, will now be known as Gamma.
  • The B.1.617.2 variant, first documented in India, will be called Delta.

For a complete list of new SARS-CoV-2 variant names, .

Scientists will likely continue referring to variants by strings of letters and numbers, which provide information about a variants lineage.

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Is It Safe For My Adolescent Or Teen To Get The Covid

The Pfizer COVID-19 mRNA vaccine is approved for those 12 years of age and older. Other COVID-19 vaccines are still being tested in those younger than 18 years of age.When the Pfizer vaccine was tested in 12- to 18-year-olds, it was found to be safe:

For general information about what teens can expect when they go for their COVID-19 vaccine, check out the Vaccine Makers Project article. The VMP is the VECs classroom program.

Is A Coronavirus Vaccine Necessary

SARS-CoV-2 infections can be a minor hindrance or lead to severe disease or even death. While hygiene measures such as social distancing, handwashing, and wearing masks offer some help, the best way to stop this virus is to generate SARS-CoV-2-specific immunity. No virus has ever eliminated itself by inducing natural immunity in a large percentage of the population. Only herd immunity induced by vaccination can eliminate viruses, as has now been shown for smallpox and two of the three different types of poliovirus.

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Could Wearing Masks Prevent Covid Deaths

According to a study published in the journal Nature Medicine, widespread use of masks could prevent nearly 130,000 of 500,000 COVID-related deaths estimated to occur by March 2021.

These numbers are based on an epidemiological model. The researchers considered, state by state, the number of people susceptible to coronavirus infection, how many get exposed, how many then become infected , and how many recover. They then modeled various scenarios, including mask wearing, assuming that social distancing mandates would go into effect once the number of deaths exceeded 8 per 1 million people.

Modeling studies are based on assumptions, so the exact numbers are less important than the comparisons of different scenarios. In this study, a scenario in which 95% of people always wore masks in public resulted in many fewer deaths compared to a scenario in which only 49% of people always wore masks in public.

This study reinforces the message that we can help prevent COVID deaths by wearing masks.

Do I Need A Third Dose Of The Covid

WHO doesnt have evidence vaccines prevent people transmitting virus to others

While most people do not currently need an additional dose of the COVID-19 vaccine, the Centers for Disease Control and Prevention recently indicated a third dose for a small group of people. This decision was based on findings that the immune response following receipt of two doses of mRNA vaccine in some people whose immune systems are compromised is not as robust as the responses found in similar people whose immune systems are not compromised. While this additional dose has been portrayed as a booster dose, it is, in fact, meant to be an additional primary dose for these individuals. While the end result is likely the same a higher level of immunity the difference between a booster and an additional primary dose is an important distinction for the great majority of us. Specifically:

  • Booster – A booster would be indicated for waning immunity or changes to the virus that make existing immunity less capable of preventing severe disease and death.
  • Additional primary dose – An additional primary dose is indicated if the immune response never reaches sufficient levels of protection. Said another way, some groups of people have received the two doses of mRNA vaccine and because their immune system is compromised, they never developed the same level of immunity that most of us did. It is for this reason that the additional dose is being recommended, but only for certain people.

People who should get an additional dose of COVID-19 vaccine:

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Covid Vaccines Block Disease But Do They Stop Infection

As reports this week from Scotland and Israelwhere much or most of the population have gotten COVID jabsconfirm that vaccines largely prevent people from getting sick, another question is emerging: do they also block infection?

A lot depends on the answer, experts say.

If vaccines being rolled out worldwide ward off not only symptoms but the virus itself, it could sharply slow the pathogen’s spread and hasten the return to normalcy.

“If the true impact on infections was very high, it would be great news because that is what we need for herd immunity,” Marc Lipsitch, director of the Center for Communicable Disease Dynamics at the Harvard T.H. Chan School of Public Health, told AFP.

Herd immunity is achieved when most of a populationestimates vary between 60 to 80 percenthave acquired defences against a virus, whether through vaccination or because they caught the bug and survived.

But if the Pfizer, Moderna and AstraZeneca vaccinesand perhaps others made in China, Russia and Indiashield poorly against infection, then even people who have rolled up their sleeves to be injected remain potential, unwitting carriers.

“The big concern is that the vaccines prevent illness, hospitalisation and death, but won’t sufficiently prevent transmission,” Peter English, a UK-based consultant in communicable disease control and former chair of the British Medical Association’s Public Health Medicine Committee, told AFP.

‘Escape variants’

Encouraging results

Asymptomatic to deadly

Where Can I Get The Vaccine

States have lifted their eligibility restrictions, but each state has slightly different approaches to distribution. As such, we suggest checking your state health department website. We also recommend checking for vaccine at local pharmacies, healthcare facilities, mass vaccination sites or mobile clinics.

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I Am Pregnant And Plan To Eventually Breastfeed My Baby Is It Safe For Me To Get A Covid

In August 2021, the CDC gave its clearest recommendation to date that women who are pregnant, thinking about becoming pregnant, or who are breastfeeding should get vaccinated against COVID-19. The American College of Obstetrics and Gynecology and the Society for Maternal-Fetal Medicine also agree that all pregnant and breastfeeding individuals should be vaccinated. The World Health Organization recommends use of a COVID-19 vaccine in pregnant women when the benefit to an individual outweighs the potential vaccine risks. Experts, including the WHO, believe it is most likely safe to get a COVID-19 vaccine if you’re breastfeeding. Similar to any decision regarding over-the-counter medications and supplements during pregnancy, your own doctor is in the best position to advise you based on your personal health risks and preferences.

Here are some factors to consider. First, although the actual risk of severe COVID-19 illness and death among pregnant individuals is very low, it is higher when compared to nonpregnant individuals from the same age group. In addition, COVID-19 increases risk for premature birth, particularly for those with severe illness, and possibly also for other undesirable pregnancy outcomes. Transmission of the virus from mother to baby during pregnancy is possible, but it appears to be a rare event.

I Recently Spent Time With Someone Who Tested Positive For Covid


Yes, you do. In July 2021, the CDC recommended that anyone who is fully vaccinated and comes into contact with someone who has, or is suspected of having, COVID-19 should get tested three to five days after exposure. In addition, you should wear a mask in public indoor settings for 14 days or until you receive a negative test result. If you are vaccinated, you do not need to quarantine, but you should isolate if you develop symptoms or receive a positive test result.

Previously, the CDC had said that someone who was fully vaccinated only needed to get tested after exposure if they were experiencing symptoms. The change follows new evidence regarding the Delta variant, which shows that people who are vaccinated and then get infected can spread the virus to others, perhaps to the same extent as those who are unvaccinated.

If you are not fully vaccinated, a 14-day quarantine remains the best way to avoid spreading the virus to others after you’ve been exposed to someone with COVID-19. According to CDC guidelines, you may discontinue quarantine after a minimum of 10 days if you do not have any symptoms, or after a minimum of seven days if you have a negative COVID test within 48 hours of when you plan to end quarantine.

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If You’ve Been Exposed Are Sick Or Are Caring For Someone With Covid

Despite your best efforts, you may be exposed to coronavirus and become ill with COVID-19. Or you may be in a position where you are caring for a loved one with the disease. It’s important to know what to do if you find yourself in any of these situations. Stock up with medications and health supplies now, and learn the steps you can take to avoid infecting others in your household and to avoid getting sick yourself if you are caring for someone who is ill.

Click here to read more about what to do you if you have been exposed, are sick, or are caring for someone with COVID-19.

Will Annual Or Booster Doses Of Covid

We are still not certain whether people will need to get additional doses of the COVID-19 vaccine because we are still learning how long immunity lasts after:

  • Illness
  • Vaccination

Further, the increased presence of variants might affect whether or how often additional doses would be needed. This is one reason scientists are anxious to get as many people vaccinated as possible the more the virus can replicate in people, the greater the chance that it will change in a way that allows it to spread widely even among people who have been vaccinated. With this in mind, scientists are continuing to monitor variants and the ability of currently available vaccines to protect against them.

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What If I Cant Get The Second Dose 21 Or 28 Days After The First Dose

The Centers for Disease Control and Prevention allows for a 4-day grace period when assessing on-time receipt. This means the following ranges of days are considered on-time for receipt of the second dose:

  • Pfizer vaccine: 17 to 25 days after the first dose
  • Moderna vaccine: 24 to 32 days after the first dose

People should try to get the second dose during this period or as soon after as possible. However, if your second dose is given later than this, you do not need to restart the vaccine. You still only need to get the second dose. However, it is important to note that the first dose did not protect as many people as were protected after the second dose, so if you are exposed to SARS-CoV-2 during the delay, you may or may not have enough immunity to prevent you from experiencing symptoms.

What Is Long Covid

Do COVID-19 vaccines prevent transmission? CU Boulder kicks off national study

Long COVID, also known as COVID syndrome or long-term COVID, is a condition characterized by long-lasting symptoms related to previous SARS-CoV-2 infection. Symptoms can last for weeks or months after viral clearance and resolution of the initial infection. Examples of the types of symptoms that affected individuals report include fatigue, difficulty thinking or concentrating , headache, loss of taste or smell, dizziness, heart palpitations, chest pain, shortness of breath, cough, joint or muscle pain, anxiety, depression, or fever. Symptoms sometimes appear or worsen after physical or mental activity. The reasons for or susceptibility to these long-lasting effects remain uncertain but are being studied.

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Are Young Children Susceptible To Covid

While younger children do not appear to be as easily infected with SARS-CoV-2, they can still be infected. Therefore, if a parent tests positive, they should still try to isolate from other members of the household, and all others in the home, including any children, should quarantine and be monitored for symptoms, as per CDC recommendations for exposure. The CDC has a dedicated page with guidance for situations in which a parent tests positive.

Likewise, even after parents are vaccinated, they should be aware that their children could be infected and follow public health guidance to ensure that the children are not inadvertently exposed to the virus.

Personal Account: My Niece And Nephew Contracted Covid

Three weeks ago, I got a call from my sister telling me that both my niece and nephew had tested positive for COVID-19. Aged 11 and nine respectively, both are too young to qualify for the vaccines here in the UK. My sister and her husband are fully vaccinated, so I told her that even though they may still get the virus, it is likely they would only suffer mild symptoms. Her main concern, however, was for the children while my niece was just mildly tired and had a blocked nose, my nephews symptoms were more significant.

My nephew, Ben, is a well child. He is lucky not to suffer from any underlying health conditions and keeps himself fit by playing for the local football club. But he had come home from school in tears, complaining of a headache and pain in his legs. While the latter symptom dissipated, the headache continued and kept him awake at night. He became overwhelmed by fatigue and was struggling to get out of bed. This lasted for a week and was accompanied by frantic phone calls from my sister, asking me if there was anything that could alleviate his distress.

It was nearly two weeks before he began to feel better, and during that time not only was he missing school and vital education, he was also suffering. It made me think about all the children who were contracting COVID in school and for whom the illness was not a mild one.

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Do Covid Vaccines Prevent Transmission Of The Virus

Studies show that while both the vaccinated and unvaccinated can have similar levels of the virus in their bodies, the vaccinated are less likely to pass it on to others. Plus, COVID toes and a pill to treat COVID at home.

It has long been established that COVID-19 vaccines reduce the risk of serious illness and hospitalisation. But there has until recently been a question mark over whether they reduce transmission of the virus.

It is an important question and one around which public health policies have been built. The United Kingdom, for example, has mandated COVID vaccines for all social care staff to protect the vulnerable people they care for they are set to do the same for NHS staff. And in Italy, from October 15, workers will have to show proof of vaccination, a negative COVID test or recovery from a recent infection to their employer. Anyone unable to do this risks being suspended from work without pay. Other countries are adopting similar measures.

But do vaccines actually limit the spread of the virus?

Those who are vaccinated will have primed immune systems that will recognise the coronavirus far quicker and be able to rid their body of it faster than those who are unvaccinated.

It is important to remember that those who are vaccinated will have primed immune systems that will recognise the coronavirus far quicker and be able to rid their body of it faster than those who are unvaccinated and whose immune system will take time to respond to the virus.

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