Extension

2. the fine powder of dirt that forms in buildings, on furniture, etc.
3. a physical or mental change showing that a person has a particular illness
6. pain caused by difficulty in digesting food
10. to get better after an illness or injury
13. a drug taken to make people calmer and less worried or nervous
14. a blue, purple or brown mark on the skin that a person gets from falling or hitting something
15. the treatment of a physical problem or an illness over a fairly long period of time
17. a disease in a part of your body that is caused by bacteria or a virus
18. to lose blood, especially because of an injury
19. to become healthy again after a cut or an injury
20. to bring food from the stomach out through the mouth
21. a substance that controls the effects of a poison
22. a serious disease in which the body cannot control the level of sugar in the blood

1. a serious illness affecting one or both lungs that makes breathing difficult
4. one of the many substances found in food such as meat, eggs, fish or beans, that is necessary for your body to grow and stay healthy
5. the practice of keeping your body and the surroundings clean in order to prevent illness and disease
7. to remove dirt from something
8. to injure a joint in someone's body by suddenly twisting it
9. the state of becoming unconscious
11. a person who is trained to give advice and help to people with personal or emotional problems
12. a chemical or cleaning product that kills bacteria
16. a medical condition that causes difficulties in breathing
23. a strong chemical used for cleaning things, killing germs and removing colour from things