Because they are unable to detect the light that normally sets the suprachiasmatic nucleus, blind people typically sleep soundly and rarely suffer from insomnia.

Question

Quizplus · Accepted Answer

While it is true that blind people may have difficulty detecting the light that sets the suprachiasmatic nucleus, they are not immune to insomnia. Blind people can still have difficulty falling or staying asleep for a variety of reasons, such as stress, anxiety, or medication use.

Because They Are Unable to Detect the Light That Normally