Small lamp, often attached directly to an electrical outlet, that provides dim light during the night. Mark only one oval.

• blue-light

• lamp

• christmas lights

• night-light

Term used to describe a person who gets inadequate amounts of sleep. Mark only one oval.

• insomnia

• short sleeper

• sleep deprived

• sleep-wake

Active stage of sleep during which your breathing changes, your heart rate and blood pressure rise, and your eyes dart around rapidly. Mark only one oval.

• Stage 3 Deep sleep

• Stage 1 Non-REM sleep

• Stage 2 Non-REM sleep

• REM sleep

How much sleep does a teenager need per night?

• 7-9 hours

• 8-10 hours

• 2-10 hours

• 9-12 hours

Hormone that increases sleepiness and feelings of relaxation and signals that it is time to sleep. It is induced by darkness.

• Tryptophan

• serotonin

• melatonin

• caffeine

Type of light from many digital devices, such as phones, tablets, televisions, and computers, that produces large amounts of energy. Mark only one oval.

• night-light

• blue light

• red light

• green light

Substance that increases alertness, energy and attention, making it difficult to sleep. Mark only one oval.

• melatonin

• tryptophan

• caffeine

• milk

Natural occurring physical, behavioral and biological changes in the body that typically follow the 24 hour cycle of the sun. Mark only one oval.

• Sleep-Wake Cycle

• Circadian Rhythms

• Night shift

• Blue light

How long is each sleep cycle?

• 60 minutes

• 45-60 minutes

• 90-110 minutes

• 110-1120 minutes

All of the following are good relaxation techniques EXCEPT which one? Mark only one oval.

• Avoid lying in bed if you are having hard time falling asleep. Get up for a few minutes and do something relaxing then try again.

• Make sure you are playing your favorite music and you have your TV on so you can relax.

• Take slow, deep breaths and put your phone away.

• Take a bath or shower and dim the lights.