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2. Effect of oxygen on chronic obstructive pulmonary disease

   en.wikipedia.org/wiki/Effect_of_oxygen_on...

   Many people with chronic obstructive pulmonary disease have a low partial pressure of oxygen in the blood and high partial pressure of carbon dioxide.Treatment with supplemental oxygen may improve their well-being; alternatively, in some this can lead to the adverse effect of elevating the carbon dioxide content in the blood (hypercapnia) to levels that may become toxic.

3. Can drugs like Ozempic help with COPD? - AOL

   www.aol.com/drugs-ozempic-help-copd-070000493.html

   Past research shows that more than one-third of people who have COPD also have obesity, as this condition may have a negative impact on a person’s airflow and thus increase their risk for ...

4. Sleep and breathing - Wikipedia

   en.wikipedia.org/wiki/Sleep_and_breathing

   Sleep apnea (or sleep apnoea in British English; /æpˈniːə/) is a sleep disorder characterized by pauses in breathing or instances of shallow or infrequent breathing during sleep. Each pause in breathing, called an apnea, can last for several seconds to several minutes, and may occur 5 to 30 times or more in an hour.

5. Respiratory arrest - Wikipedia

   en.wikipedia.org/wiki/Respiratory_arrest

   Prolonged apnea refers to a patient who has stopped breathing for a long period of time. If the heart muscle contraction is intact, the condition is known as respiratory arrest. An abrupt stop of pulmonary gas exchange lasting for more than five minutes may permanently damage vital organs, especially the brain.

6. Obstructive lung disease - Wikipedia

   en.wikipedia.org/wiki/Obstructive_lung_disease

   The most common cause of COPD is cigarette smoking. COPD is a gradually progressive condition and usually only develops after about 20 pack-years of smoking. COPD may also be caused by breathing in other particles and gases. [citation needed] The diagnosis of COPD is established through spirometry although other pulmonary function tests can be ...

7. Excessive daytime sleepiness - Wikipedia

   en.wikipedia.org/wiki/Excessive_daytime_sleepiness

   EDS can be a symptom of a number of factors and disorders. Specialists in sleep medicine are trained to diagnose them. Some are: Insufficient quality or quantity of night time sleep [5] Obstructive sleep apnea [6] Misalignments of the body's circadian pacemaker with the environment (e.g., jet lag, shift work, or other circadian rhythm sleep ...