Hypoventilation

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Definition

Hypoventilation is breathing that is too shallow or too slow to meet the needs of the body.

If a person hypoventilates, the body's carbon dioxide level rises. This causes a buildup of acid and too little oxygen in the blood.

A person with hypoventilation might feel sleepy.

References

Mccormack MC, West JB. Ventilation, blood flow, and gas exchange. In: Broaddus VC, Ernst JD, King TE, et al, eds. Murray and Nadel's Textbook of Respiratory Medicine. 7th ed. Philadelphia, PA: Elsevier; 2022:chap 10.

Review Date: 
1/16/2021
Reviewed By: 
Linda J. Vorvick, MD, Clinical Associate Professor, Department of Family Medicine, UW Medicine, School of Medicine, University of Washington, Seattle, WA. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.