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2. Continuous positive airway pressure - Wikipedia

   en.wikipedia.org/wiki/Continuous_positive_airway...

   A full face mask over the mouth and nose is another approach for people who breathe out of their mouths when they sleep. [13] Often, oral masks and naso-oral masks are used when nasal congestion or obstruction is an issue. [medical citation needed] There are also devices that combine nasal pressure with mandibular advancement devices (MAD).

3. Simple face mask - Wikipedia

   en.wikipedia.org/wiki/Simple_face_mask

   The simple face mask can deliver higher flow rates than nasal cannula (6–10 liters per minute) for an FiO2 of 30- 60% oxygen. [1] Nasal cannula and simple face masks are described as low flow delivery systems. [2] [3] Unlike the non-rebreather and partial rebreather masks, the simple face mask lacks a reservoir bag.

4. Elastomeric respirator - Wikipedia

   en.wikipedia.org/wiki/Elastomeric_respirator

   Full-face elastomeric respirators generally seal better. [2] For substances hazardous to the eyes, a respirator equipped with a full facepiece, helmet, or hood is recommended. [35] Eyeglasses can clash with elastomeric masks. Conventionally, full-face masks are modified, with prescription lenses inserted into the mask.

5. Non-invasive ventilation - Wikipedia

   en.wikipedia.org/wiki/Non-invasive_ventilation

   Non-invasive ventilation (NIV) is the use of breathing support administered through a face mask, nasal mask, or a helmet. Air, usually with added oxygen, is given through the mask under positive pressure; generally the amount of pressure is alternated depending on whether someone is breathing in or out.

6. Can I use a face shield instead of a mask? - AOL

   www.aol.com/news/2020-09-01-can-i-use-a-face...

   Meanwhile, the available research so far indicates that the best face shields for preventing viral spread are hooded or wrap around the sides and bottom of the face, according to the U.S. Centers ...

7. What is HMPV? Here's what you need to know as virus cases ...

   www.aol.com/hmpv-know-virus-cases-tick-234913762...

   These reports are not currently a cause for concern in the U.S.," the CDC said in a statement. With HMPV back in the news, here's what you need to know about the virus and how you can protect ...