Multiple choice general knowledge science & technology

You have no sense of smell when you're sleeping.

  1. True

  2. False
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The claim is essentially true - olfactory sensitivity is significantly reduced during sleep due to decreased brain processing of smell signals. While not completely absent, the sense of smell is so diminished during sleep that strong odors often won't wake a person.

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