A rebreather mask has a plastic reservoir bag that saves one-third of a person's exhaled air, while the rest of the air gets out via side ports covered with a one-way valve. This allows the person to re-breath some of the carbon dioxide, which acts as a way to stimulate breathing.
|This item is relevant to you: Myalgic encephalomyelitis/chronic fatigue syndrome||1||0||
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Stopped using Rebreather mask
|This item is relevant to you: 1 - 6 months||1||