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    Randrup Holbrook posted an update 8 months ago

    How PEP & OPEP Devices Work

    Positive Expiratory Pressure (PEP):

    You exhale by having a mouthpiece or mask against slight resistance, keeping small airways open longer. This produces a back‑pressure that splints the alveoli, reducing collapse and improving collateral ventilation—air reaching behind mucus plugs—making expectoration easie…Read more

  • Profile picture of Randrup Holbrook

    Randrup Holbrook became a registered member 8 months, 1 week ago