Answer:
the light emitted by those devices is like a wake up call to the human brain. Specifically, the light prevents a hormone called melatonin from building up in the brain. It's this nightly production of melatonin that enables us to fall asleep.
Explanation:
the light emitted by those devices is like a wake up call to the human brain. Specifically, the light prevents a hormone called melatonin from building up in the brain. It's this nightly production of melatonin that enables us to fall asleep.
Answer:
true
Explanation:
the nutrients supplied by all the food you take in help your immune system
A condom helps prevent women from getting pregnant as well as keeping them from getting sexually transmitted diseases (std’s) or sexually transmitted infections (sti’s)
B- hygiene because the person controls how clean they are with themselves and their surroundings