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Driving at Night
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2
Night Vision
No one can see as well at night as in the daytime. But as
Night driving is more dangerous than day driving. One
we get older these differences increase. A 50-year-old
reason is that some drivers are likely to be impaired
--
driver may require at least twice as much light to see the
by alcohol or drugs, with night vision problems, or by same thing
at night as a 20-year-old.
fatigue.
What you do in the daytime can also affect your night
I
vision. For example, if you spend the day in bright
sunshine you are wise to wear sunglasses. Your eyes will
have less trouble adjusting to night. But if you're
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