Quiz – Light Disrupts Sleep

Question 1 of 5

1. Question

By how much does the capsule say blue light can suppress melatonin?

By as much as 55 percent

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By about 5 percent

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By about 90 percent

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By about 15 percent

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Question 2 of 5

2. Question

According to the capsule, what does blue light after sunset signal to your brain?

That it is still daytime, so melatonin production stops

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That it is time to release growth hormone

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That the body should raise its temperature

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That deep sleep should begin immediately

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Question 3 of 5

3. Question

Which wavelength range does the capsule say devices emit and light-sensitive cells detect?

460 to 480 nanometers

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100 to 120 nanometers

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700 to 720 nanometers

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250 to 270 nanometers

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Question 4 of 5

4. Question

By how much does the capsule say even dim light can shift your sleep timing?

By 30 to 60 minutes

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By 3 to 5 hours

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By only a few seconds

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By exactly 2 hours

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Question 5 of 5

5. Question

How long before bed does the capsule say the solution should start?

Two hours before bed

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Ten minutes before bed

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Right as you lie down

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Six hours before bed

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