What is source control for COVID-19?

Source control refers to the use of masks to cover a person's mouth and nose and to help reduce the spread of large respiratory droplets to others when the person talks, sneezes, or coughs. This can help reduce the spread of SARS-CoV-2, the virus that causes COVID-19, by someone who is infected but does not know it.
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Can COVID-19 be spread through sex?

The virus spreads by respiratory droplets released when someone with the virus coughs, sneezes or talks. These droplets can be inhaled or land in the mouth or nose of a person nearby. Coming into contact with a person's spit through kissing or other sexual activities could expose you to the virus.
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How long can someone with COVID-19 be contagious?

"A person with COVID-19 is considered infectious starting two days before they develop symptoms, or two days before the date of their positive test if they do not have symptoms," according to the CDC. Regardless of symptoms, those who test positive are advised to take specific precautions for at least 10 days.
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What are some preventative measures for COVID-19?

Preventive measures include physical or social distancing, quarantining, ventilation of indoor spaces, covering coughs and sneezes, hand washing, and keeping unwashed hands away from the face. The use of face masks or coverings has been recommended in public settings to minimise the risk of transmissions.
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What is one way I can help prevent the spread of COVID-19?

The best way to prevent COVID-19 is to get vaccinated with an FDA-approved or FDA-authorized COVID-19 vaccine and stay up to date on your COVID-19 vaccines. In addition, the CDC recommends everyday preventive actions to help prevent the spread of COVID-19.
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Conversation with Albert Bourla, CEO of Pfizer | Davos | #WEF22



Can you contract COVID-19 from kissing?

Well, yes.
The virus that causes COVID-19 travels in saliva, so, sure, swapping spit with an infected person could transfer the virus to you.

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Can I get COVID-19 while swimming?

The COVID-19 virus does not transmit through water while swimming. However, the virus spreads between people when someone has close contact with an infected person.

WHAT YOU CAN DO:

Avoid crowds and maintain at least a 1-metre distance from others, even when you are swimming or at swimming areas. Wear a mask when you’re not in the water and you can’t stay distant. Clean your hands frequently, cover a cough or sneeze with a tissue or bent elbow, and stay home if you’re unwell.

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What is the safest strategy for preventing complications of COVID-19?


Vaccination remains the safest strategy for preventing complications of SARS-CoV-2 infection. COVID-19 vaccination offers additional protection against reinfection leading to hospitalization, with a booster dose offering the highest level of protection.

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What are the most important prevention strategies for COVID-19 in schools?

• The most important prevention strategies to prioritize in schools include vaccinations for teachers, staff, and eligible students, the use of masks and physical distancing, and screening testing.
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How long should I stay in home isolation if I have a COVID-19 infection?


Positive. The test detected the virus and you have an infection. Stay home for at least 5 days and isolate from others in your home.

Tell your close contacts. Wear a well-fitted mask when around others. If available, a N95 or KN95 respirator is recommended. Watch for symptoms.

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How long do I need to stay in isolation if I have symptoms of COVID-19 but my symptoms are better?


If you continue to have fever or your other symptoms have not improved after 5 days of isolation, you should wait to end your isolation until you are fever-free for 24 hours without the use of fever-reducing medication and your other symptoms have improved.

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How long do I need to stay isolated if I test positive for COVID-19?


If you test positive, you should isolate for at least 5 days from the date of your positive test (if you do not have symptoms). If you do develop COVID-19 symptoms, isolate for at least 5 days from the date your symptoms began (the date the symptoms started is day 0).

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Does the COVID-19 virus live for long on clothing?

Research suggests that COVID-19 doesn't survive for long on clothing, compared to hard surfaces, and exposing the virus to heat may shorten its life. A study published in found that at room temperature, COVID-19 was detectable on fabric for up to two days, compared to seven days for plastic and metal.
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How long does it take for the COVID-19 symptoms to start showing?

People with COVID-19 have had a wide range of symptoms reported – ranging from mild symptoms to severe illness. Symptoms may appear 2-14 days after exposure to the virus.
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How long does it take for symptoms of COVID-19 to appear after exposure?

Symptoms may appear 2 to 14 days after exposure to the virus.
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What are some examples of guidelines for schools in non-U.S. settings to prevent the spread of COVID-19?

● Included language on the importance of offering in-person learning, emphasizing multi-layered prevention strategies.
● Added information on screening testing to identify cases and clusters to prevent COVID-19 transmission.
● Added a recommendation for schools to maintain at least 1 meter (3 feet) of physical distance between students within classrooms, as long as other preventative measures are maximized (mask wearing, hand hygiene, ventilation) to reduce risk of COVID-19 transmission.

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What are the CDC guidelines for distancing in schools during the COVID-19 pandemic?

A distance of at least 6 feet is recommended between students and teachers/staff, and between teachers/staff who are not fully vaccinated. Mask use by all students, teachers, staff, and visitors is particularly important when physical distance cannot be maintained.
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What are the CDC's recommendations for face masks in schools during the COVID-19 pandemic?

• Indoors: CDC recommends indoor masking for all individuals age 2 years and older, including students, teachers, staff, and visitors, regardless of vaccination status.
• Outdoors: In general, people do not need to wear masks when outdoors. CDC recommends that people who are not fully vaccinated wear a mask in crowded outdoor settings or during activities that involve sustained close contact with other people. Fully vaccinated people might choose to wear a mask in crowded outdoor settings if they or someone in their household is immunocompromised.

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What do I need to know to keep myself and others safe when I go to the grocery store during the COVID-19 pandemic?

There are steps you can take to help protect yourself, grocery store workers and other shoppers, such as wearing a face covering, practicing social distancing, and using wipes on the handles of the shopping cart or basket.

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Can the coronavirus disease live on my skin?

A: Germs can live on different parts of your body, but the main concern here is your hands. Your hands are what’s most likely to come in contact with germy surfaces and then touch your face, which is a potential path of transmission for the virus. So, while no one is suggesting that anyone take a hiatus from showers, you don’t need to scrub down your whole body multiple times a day like you should your hands.

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Can soap and water remove COVID-19?

Many types of bacteria and viruses, including the new coronavirus (COVID-19), can live on your hands and enter your body when you touch your eyes, nose or mouth, or the food you eat. Washing your hands regularly with soap and water is one of the most effective ways to remove these germs and avoid getting sick.
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Are pools, lakes and beaches safe during the COVID-19 pandemic?

The potential for COVID-19 to spread at pools, lakes and beaches is related to the crowds at these places, which is why it is crucial to practice social distancing, even while swimming.

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How long can COVID-19 survive on surfaces?

Data from surface survival studies indicate that a 99% reduction in infectious SARS-CoV-2 and other coronaviruses can be expected under typical indoor environmental conditions within 3 days (72 hours) on common non-porous surfaces like stainless steel, plastic, and glass .
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How long does the coronavirus live on different materials?

Depending on the surface, the virus can live on surfaces for a few hours or up to several days. The new coronavirus seems to be able to survive the longest on plastic and stainless steel — potentially as long as three days on these surfaces. It can also live on cardboard for up to 24 hours.
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Can you get COVID-19 from touching infected surfaces?

It may be possible that a person can get COVID-19 by touching a surface or object that has the virus on it and then touching their mouth, nose, or possibly eyes, but this is not thought to be the main way the virus spreads.
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