When the time changes and you "spring forward" one hour, all the clocks in your life have to be reset, including your biological clock. Some police departments report as much as a 10 percent increase in vehicle crashes when Daylight Saving Time takes effect. The problem is that just a one-hour change in time can affect your sleep cycle and make you a drowsy driver.
Commercial vehicles like company box trucks, rental vans and delivery trucks pack a powerful punch. So, when they are involved in an accident with a passenger car, the results are usually devastating. Because of this, delivery truck drivers have a special duty to drive carefully, remain alert at all times and follow traffic laws fastidiously.