physiological factors

concentrate on relative movement detected in the peripheral vision area. systematically focus on different segments of the sky for short intervals. continuously scan the sky from right to left.

easily by an experienced pilot. by an ability to overcome sleep deprivation. as being in an impaired state.

Judgment and decision-making abilities can be adversely affected by even small amounts of alcohol. A small amount of alcohol increases vision acuity. Consuming an equal amount of water will increase the destruction of alcohol and alleviate a hangover.