In some individuals, the<unk>  is to cause increased carbon dioxide retention, which may cause drowsiness, headaches, and in severe cases lack of respiration, which may lead to death. People with lung ailments or with central respiratory depression, who receive supplemental<unk> , require careful monitoring.
Effect of oxygen on chronic obstructive pulmonary disease
Effects of high altitude on humans
Airway resistance
Central neurogenic hyperventilation
Pathophysiology of asthma
Pathophysiology of acute respiratory distress syndrome
Intermittent hypoxic training
Aspirin exacerbated respiratory disease