Do not drink or eat caffeine after 3:00 p.m. This
includes coffee, tea, cola drinks, and chocolate.
Do not smoke or
use other tobacco products. Nicotine can disrupt sleep and reduce total sleep
time. Smokers report more daytime sleepiness and minor accidents than do
nonsmokers, especially in younger age groups.
Do not drink
alcohol. It may make you sleepy but also will probably wake you up after a