.
Warm incoming air
Moisten incoming air
Inhale oxygen
Exhale carbon monoxide
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Sinusitis
Common cold
Flu
Emphysema
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Oversleeping
Loud, heavy snoring
Overactive REM movements
Barrel chest
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Common cold
Sleep apnea
Asthma
Bronchitis
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Mantoux disease
Puritis
Coughing disease
Consumption
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