The Human Body In Health And Illness May 2026

: Nutrition, regular exercise, adequate sleep, and stress management.

Illness occurs when a system fails to perform its role or when external "invaders" (pathogens) disrupt the peace.

: The Skeletal and Muscular systems provide the structure and strength needed for movement.

: The Digestive and Urinary systems process fuel and filter out waste. 3. The Conflict: Illness and Dysfunction

: Caused by bacteria, viruses, or fungi that overwhelm the Immune system .

: Long-term disruptions like hypertension or diabetes, often influenced by genetics or lifestyle.

: Your body is a chemical factory. It breaks down fuel (nutrition) into energy (metabolism) to power every heartbeat and thought. 2. The Systems: Working in Harmony