Health

2. The ability of the body to resist and recover from illness or injury.
3. A substance that provides nourishment and is essential for growth and maintenance.
5. A condition in which bones become weak and brittle.
8. A condition in which blood glucose levels are higher than normal.
11. The smallest unit of life and the building block of all living organisms.
12. The body's natural response to harmful stimuli, such as injury or infection.
15. The process of taking air into and expelling it from the lungs.
17. A disorder characterized by irregular and rapid heartbeats.
19. A bacterial infection that primarily affects the lungs and can be contagious.

1. This system defends the against pathogens and foreign substances.
4. The system that carries oxygen and nutrients to the body's cells.
6. The excessive accumulation of body fat, often leading to health problems.
7. A hormone that regulates blood sugar levels in the body.
9. A contagious disease caused by a virus that primarily affects the respiratory system.
10. A mental health disorder characterized by excessive worry and fear.
11. The unit of energy derived from food and used by the body.
13. the average mature human has about 206 of these.
14. The process of breaking down food into simpler forms for absorption.
16. The state of complete physical, mental, and social well-being.
18. A disorder characterized by persistent feelings of sadness and loss of interest.