health

3. needed to create cell walls, certain hormones, and vitamin D
5. areas where it is difficult to buy affordable or high quality food
8. made up of chemicals called amino acids
10. a unit of heat used to measure the energy your body uses and the energy it receives from food
13. a condition in which the bones become fragile and break easily
14. the process by which your body takes in and uses food
15. a high ratio of nutrients to calories
16. an interactive guide to healthful eating and active living
18. increase your desire for food through your senses
19. get them from food (calcium)
20. simple, complex, and fiber turns into glucose
21. substances in food that your body needs to grow,to repair itself, and to supply you with energy

1. the body's immune system reacts to substances in some foods
2. spreading of pathogens from one food to another
4. a set of recommendations about smart eating and active living
6. treating a substance with heat to kill or slow the growth of pathogens
7. perform different functions in the body and consist of 2 types
9. causes you to be ill
11. a negative or dangerous reaction to some foods that doesn't involve the immune system
12. moves waste through your digestive system
17. the way your body signals you need fuel