Questions tagged [carbon-dioxide]

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Do oxygen and carbon dioxide move with Brownian motion? And, if so, do they get trapped by N95 masks?

Do oxygen and carbon dioxide move with brownian motion? And, if so, do they get trapped by N95 masks? Health professionals are experts agree: we should be wearing masks all day when in public during ...
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0answers
24 views

Is it true that we can reduce chemoreceptor sensitivity to carbon dioxide?

I understand the following background: normally, our breathing rate, depth and rhythm are controlled by the brainstem. Other central and peripheral regulatory factors influence our breathing, ...
2
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0answers
43 views

What is the lower end of C02 exposure, where negative health effects of not enough C02 start? [closed]

I am trying to optimize my indoor CO2 levels. I bought a monitor, which seems to be fairly accurate: When I air my flat thoroughly, for 30min with fans running, I am able to achieve about 450 ppm ...
4
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1answer
726 views

Carbon Dioxide Poisoning in Everyday Situations

I am wondering whether slight CO2 poisoning (hypercapnia) can be induced by everyday bad behaviour. I am particularly interested in the consequences of The prolonged use of a surgical mask (a.k.a. ...
7
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1answer
144 views

Gas from cigarette smoke

If a person walks indoors after smoking, they carry dust with them. But what about the gases from the smoke? Do those stick to the person or persist in the area and continue to pose a threat?
15
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2answers
1k views

Is breathing into a paper bag an effective treatment for panic attacks?

Some sources claim that breathing into a paper bag is a good way to control hyperventilation caused by a panic attack. The theory (I surmise) is that re-breathing CO2 helps to mitigate the respiratory ...