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DennisP
on July 6, 2021
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Breathing exercise lowers blood pressure better th...
The point is to add resistance to strengthen your breathing muscles, not just to slow down your breathing rate.
Tomte
on July 6, 2021
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Would an FFP2 mask work?
hollander
on July 6, 2021
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Probably but maybe not as powerful as a specially designed device. It's not as controlled, and you can get sloppy more easily.
DennisP
on July 6, 2021
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I often used one before I was vaccinated, and it was pretty easy to breathe through it.
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