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Nutrition Facts with Dr. Greger

COVID-19 Series: Do Face Masks Work?

Nutrition Facts with Dr. Greger

Michael Greger, M.D. FACLM

Alternative Health, Health & Fitness, Nutrition

4.83.7K Ratings

🗓️ 29 October 2020

⏱️ 18 minutes

🧾️ Download transcript

Summary

Today we examine whether or not your pet is a disease vector and determine if that face mask you just bought actually works.

This episode features audio from What to Do if You Come Down with COVID-19 and The Best Mask or DIY Face Covering for COVID-19. Visit the video pages for all sources and doctor’s notes related to this podcast.

Transcript

Click on a timestamp to play from that location

0:00.0

Welcome to the Nutrition Facts Podcast. I'm your host, Dr. Michael Greger. Many of us are feeling

0:07.2

helpless in the face of the current pandemic, but the good news is there are things we can do right now

0:12.8

to reduce our risk of falling seriously ill and dying from COVID-19 and preventing even greater

0:19.0

infectious disease threats in the future. Did you ever think you would be worried about petting your own

0:26.2

dog or cat? Here is our first story. Ideally, once you become infected, you would be safely

0:33.7

quarantined away from your family in a so-called fever clinic, a dedicated facility designed to

0:39.4

assess, test, treat, and triage patients so you wouldn't put the people you live with at risk.

0:45.6

Fever clinics were one of the strategies used to bring the outbreak in China under control by

0:50.0

preventing clusters of family infections. In lieu of such innovations, the best choices try to

0:57.5

recover at home isolated as much as possible from your housemates. Preferably you should avoid

1:04.5

contact with both people and pets and be cordoned off in a sick room with a separate bathroom if

1:10.8

possible. Can pets get the disease? In rare cases, dogs have been found infected with the new

1:18.9

coronavirus, but the virus replicates poorly in canines. They don't seem to get sick,

1:26.7

and they don't appear to pass the virus along to others. This is consistent with what we saw in

1:32.3

SARS, where a small number of pets test positive, but they didn't appear able to infect others.

1:38.8

The COVID-19 virus has been shown to reproduce efficiently in cats, however, who are then able to

1:45.6

experimentally transmit the virus to other cats in separate cages, presumably via respiratory

1:51.9

droplets, even though they made themselves not become sick. A survey of 102 cats in Wuhan province

1:59.3

after the outbreak found evidence of infection in 15 of them, presumed as with the pet dogs,

2:06.0

to be cases of human to animal transmission. In the United States, the first confirmed case of

2:11.6

animal infection was a sickened tiger at the bronch zoo, followed by a few pet cats.

2:18.4

There is no evidence to date that pets have been a source of infection of COVID-19 for humans,

...

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