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Wearing a face mask is one important intervention to decrease the risk of transmission of SARS-CoV-2, the virus that causes COVID-19, as well as other respiratory viruses, such as influenza. Dr. Gregory Poland, an infectious diseases expert and director of the Mayo Clinic Vaccine Research Group, says, like vaccines and hand-washing, masks alone aren't perfect.
"But when you put those together, now you're developing a protective shield, if you will, around yourself to decrease the chance that you're going to get sick and then pass it on to somebody else," says Dr. Poland.
In this video, Dr. Poland discusses how different types of masks work and demonstrates the right way to put on and take off a mask.
Journalists: Broadcast-quality video (2:53) is in the downloads at the end of this post. Please courtesy "Gregory Poland, M.D. / Vaccine Research Group / Mayo Clinic." Read the script.
The Centers for Disease Control and Prevention recommends that you wear a cloth face mask when you're around people who don't live with you and in public settings when social distancing is difficult.
Here are a few pointers for putting on and taking off a cloth mask:
And, here are a few face mask precautions:
To read more about different kinds of face masks and how they work, visit the Mayo Clinic News Network.
Information in this post was accurate at the time of its posting. Due to the fluid nature of the COVID-19 pandemic, scientific understanding, along with guidelines and recommendations, may have changed since the original publication date.