Quiz · sleep, rhythm & habits (10 questions)
Introduction
How much do you know about sleep?
Ten quick questions on timing, light, caffeine, and myths. See how many answers match widely shared evidence.
Important: educational content only—not a diagnosis or medical advice. For symptoms or treatment, speak with your doctor.
1. For many healthy adults, which sleep window is often quoted as a rough target?
2. Bright phone or screen light in the evening may delay sleep onset because…
3. Loud snoring plus daytime sleepiness: what’s the wiser approach?
4. Trying to recover all lost sleep only on weekends…
5. Caffeine: how long can it stay meaningfully active for many people?
6. Afternoon nap: what’s often advised to avoid groggy inertia?
7. Bedroom temperature—advice you’ll often hear:
8. Persistent insomnia that wrecks your days:
9. Regular exercise and sleep:
10. Waking exhausted for weeks:
Your result
“Correct” answers follow common public-health guidance; personalised medicine can differ.