Across
- 2. a chronic disease in which there is too much sugar in the blood
- 5. a disease that lasts a long time or comes back from time to time, often over a lifetime
- 6. tiny flakes of skin often attached to hair or feathers
- 7. a substance that helps your cells obtain and use sugar
Down
- 1. a condition in which the small airways of the respiratory system become narrow
- 3. a substance that causes an allergy
- 4. the body's overreaction to a substance