The symptoms, causes, effects, and corrective actions of the following: 
Hypoxia 
Hyperventilation 
Middle ear and sinus problems 
Spatial disorientation 
Motion sickness 
Carbon monoxide poisoning 
Stress and fatigue 
Dehydration 
The effects of alcohol, drugs, and over-the-counter medications 
The effects of excesses nitrogen during scuba dives upon a pilot or passenger in flight