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for your spouse or partner Night blindness (nyctalopia) is a
type of vision impairment. People with night blindness
experience poor vision at night or in dimly lit environments.
Although the term “night blindness” implies that you cannot see
at night, this is not the case. You may just have more
difficulty seeing and/or driving in darkness. Some types of
night blindness are treatable, and others are not. Consult your
doctor to determine the underlying cause of your vision
impairment. Once you know the cause of the problem, you can take
steps to correct your vision. A number of eye conditions can
cause night blindness, including: Older adults have a greater
risk of developing cataracts. Seniors are therefore more likely
to suffer from night blindness than children or young adults. In
rare cases, vitamin A deficiency can also lead to night
blindness. Vitamin A, also called retinol, plays a r