A medicine that can kill harmful bacteria in the body when we are sick.
Antibiotic
A disease in a part of your body that is caused by bacteria or a virus.
Infection
The smallest unit of a plant or an animal.
Cell
The organ inside our head.
Brain
Another word for illness.
Sickness.
Very small organisms that are found everywhere and are the cause of many diseases.
Bacteria
To keep someone or something safe from injury, damage, or loss.
Protect
To enter by force.
Invade
To stop being active for a period of time in order to relax.
Rest
The opposite of negative.
Positive.
To change food in your stomach into energy that your body can use.
Digest
Any single problem that shows a more serious and general problem.
Symptom
Painful and uncomfortable because of injury, infection, or too much use.
Sore
Something that explains facts in detail.
Theory
To continue to live.
Survive.
An illness of people, animals, plants, etc., caused by infection or a failure of health rather than by an accident.
Disease
The process or an act of giving someone a vaccine.
Vaccination
To deal with a sickness.
Treat
A young person who is developing into an adult.
Adolescent
When sth is _____________, it gives you a pleasant feeling and does not give you any physical problems.
Comfortable
The cells and tissues in the body that make it able to protect itself against infection.
Another words for feelings.
Emotions.
An extremely small piece of organic material that causes disease in humans, animals, and plants.
Virus
The manner in which parts of something are arranged. For example: chairs in this room.
Structure.
Someone who studies a subject
Researcher