Sleeping better listening true-false exercise

Going to bed late can affect health.

Sleeping outdoors may help improve sleep.

Circadian rhythm is the body’s natural sleep cycle.

The participants used artificial light while camping.

The camping trip lasted one month.

Melatonin helps control sleep.

After camping, people felt sleepy later in the evening.

After camping, people felt more alert in the morning.

Light changes at home can also help improve sleep.