Alcohol slows reaction time. This effect is seen almost immediately. Alcohol compounds the affects of the sun, glare, exposure to noise, vibration, wind and other motion typically experienced while boating. Alcohol increases this effect. Alcohol reduces the body's ability to protect against cold, creating a higher risk of hypothermia with its accompanying slowed reactions.
Alcohol increases the danger of cardiac arrest by causing irregular heartbeat.
Alcohol also impairs motor function because brain functions are slowed. Permission is granted to reproduce for educational non-commercial uses if this message is shown.