The temporary care given to a person who is ill or injured.

Defense against someone or something.

Life-saving technique, pushing on a victim's chest to restore heart functions.

Taking action which might have undesirable consequences.

A life-threatening medical condition as a result of poor blood flow throughout the body.

Being accountable for your actions.

A break in a bone.

When adverse (bad) effects will not bring you harm.

Damage to the skin.

The area in which something exists or lives.

Any substance when introduced into the body can cause illness or death.

Field of science that studies how the environment influences humans.

Contamination of the environment.

Radiation produced by the sun.