physiological factors

slowing the breathing rate, breathing into a paper bag, or talking aloud. increasing the breathing rate in order to increase lung ventilation. breathing spontaneously and deeply or gaining mental control of the situation.

The pilot is lazy and rushes to get done quickly. The pilot hurries to get done in order to rest. Fatigue may not be apparent to a pilot until serious errors are made (an impaired pilot is a dangerous pilot).

All traffic or terrain features appear to be farther away than their actual distance. Haze causes the eyes to focus at infinity. The eyes tend to overwork in haze and do not detect relative movement easily.