Should I wear a mask to protect myself and others from contracting COVID-19?
(Decision to Make)
In order to help decide "Should I wear a mask to protect myself and others from contracting COVID-19", see a list of more specific questions answered below. If there are other specific questions you believe would be helpful for someone making this decision, add them by clicking "Add a Question".
Does a respirator/KN95/N95 mask reduce the chance of the wearer contracting COVID-19?
6 Studies (2017 to 2021)
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Couldn't identify answer
No
Yes
Does a respirator/KN95/N95 mask reduce the chance of the wearer contracting COVID-19?
6 Studies (2017 to 2021)
Color key:
Couldn't identify answer
No
Yes
Does a surgical mask reduce the chance of the wearer contracting COVID-19?
6 Studies (2017 to 2021)
Color key:
Couldn't identify answer
No
Yes
Does a surgical mask reduce the chance of the wearer contracting COVID-19?
6 Studies (2017 to 2021)
Color key:
Couldn't identify answer
No
Yes
Are masks that fit poorly more effective at preventing the spread of COVID-19 than wearing no mask at all?
1 Study
Color key:
Couldn't identify answer
No
Yes
Color key:
Couldn't identify answer
No
Yes
Can prolonged use of a mask cause psychological discomfort?
1 Study
Color key:
Couldn't identify answer
No
Yes
Color key:
Couldn't identify answer
No
Yes
Does an N95 mask worn by a person infected with COVID-19 reduce the chance that the infected person will spread COVID-19 to others?
2 Studies (2020 to 2021)
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Couldn't identify answer
No
Yes
Does an N95 mask worn by a person infected with COVID-19 reduce the chance that the infected person will spread COVID-19 to others?
2 Studies (2020 to 2021)
Color key:
Couldn't identify answer
No
Yes
Does a surgical mask worn by a person infected with COVID-19 reduce the chance that the infected person will spread COVID-19 to others?
2 Studies (2020 to 2021)
Color key:
Couldn't identify answer
No
Yes
Does a surgical mask worn by a person infected with COVID-19 reduce the chance that the infected person will spread COVID-19 to others?
2 Studies (2020 to 2021)
Color key:
Couldn't identify answer
No
Yes
Does a wearing cloth mask reduce the likelihood of the wearer contracting COVID-19?
8 Studies (2020 to 2021)
Color key:
Couldn't identify answer
No
Yes
Does a wearing cloth mask reduce the likelihood of the wearer contracting COVID-19?
8 Studies (2020 to 2021)
Color key:
Couldn't identify answer
No
Yes
Does prolonged use of a mask cause physical discomfort and irritation?
1 Study
Color key:
Couldn't identify answer
No
Yes
Color key:
Couldn't identify answer
No
Yes
Does wearing a face mask while exercising lead to inhaling dangerously high levels of carbon dioxide or dangerously low levels of oxygen?
1 Study
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Couldn't identify answer
No
Yes
Color key:
Couldn't identify answer
No
Yes
Do people who contract COVID-19 despite wearing a mask experience milder symptoms than people who contract COVID-19 after not wearing a mask?
2 Studies (2020 to 2020)
Color key:
Couldn't identify answer
No
Yes
Do people who contract COVID-19 despite wearing a mask experience milder symptoms than people who contract COVID-19 after not wearing a mask?
2 Studies (2020 to 2020)
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Couldn't identify answer
No
Yes
Do people who wear masks to prevent the spread of COVID-19 compensate for that protection by engaging in riskier behavior?
3 Studies (2020 to 2021)
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Couldn't identify answer
No
Yes
Do people who wear masks to prevent the spread of COVID-19 compensate for that protection by engaging in riskier behavior?
3 Studies (2020 to 2021)
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Couldn't identify answer
No
Yes
Is a mask with an exhalation valve effective at preventing the wearer from spreading COVID-19 to others?
1 Study
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Couldn't identify answer
No
Yes
Color key:
Couldn't identify answer
No
Yes
NOT ANSWERED YET
Is a mask with an exhalation valve effective at protecting the wearer from COVID-19?
0 Studies
NOT ANSWERED YET
Is a surgical/medical mask just as effective as a respirator/N95/KN95 mask at reducing the spread of COVID-19?
5 Studies (2020 to 2020)
Color key:
Couldn't identify answer
No
Yes
Is a surgical/medical mask just as effective as a respirator/N95/KN95 mask at reducing the spread of COVID-19?
5 Studies (2020 to 2020)
Color key:
Couldn't identify answer
No
Yes
Is a two-layer cotton mask just as effective as a surgical/medical mask at preventing the wearer from spreading COVID-19 to others?
4 Studies (2020 to 2020)
Color key:
Couldn't identify answer
No
Yes
Is a two-layer cotton mask just as effective as a surgical/medical mask at preventing the wearer from spreading COVID-19 to others?
4 Studies (2020 to 2020)
Color key:
Couldn't identify answer
No
Yes
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