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Breathing through pursed lips on both exhalation and inhalation is one of the signs that health workers use to detect possible chronic obstructive pulmonary disease (
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95:) in patients. COPD Canada suggests that using PLB has positive effects in treating stress- and anxiety-related disorders.
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88:. The purpose of PLB is to create back-pressure inside airways to splint them open; moving air thus takes less work.
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Pursed-lip breathing increases positive pressure generated in the conducting branches of the
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Malone, Daniel J.; Adler, Joseph (2004-01-01), Irwin, Scot; Tecklin, Jan
Stephen (eds.),
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Nield, Margaret A.; Soo Hoo, Guy W.; Roper, Janice M.; Santiago, Silverio (July 2007).
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230:"Chapter 15 - The Patient with Respiratory Failure—Preferred Practice Pattern 6F"
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in people with a variety of lung problems. It can be used effectively during
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264:"Pursed Lip Breathing Helps Reduce Anxiety in Pulmonary Fibrosis Patients"
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and to promote deep breathing, also referred to as abdominal or
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to slow breathing and reduce the work of breathing.
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Act of exhaling through tightly pressed, pursed lips
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80:teach this technique to their patients to ease
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26:) is a breathing technique that consists of
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262:Fredrickson, Kim (5 September 2018).
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350:Respiratory therapy
99:Mechanism of action
82:shortness of breath
70:physical therapists
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355:Medical sign stubs
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