Immune System

Definition

The immune system is the body's defense mechanism against infections and disease. It helps recognize harmful pathogens and works to keep the body healthy.

Scientific / Technical Definition

The immune system is an intricate network of cells, tissues, and organs that work together to protect the body from pathogens such as bacteria, viruses, parasites, and fungi. It includes various components such as white blood cells, antibodies, and the lymphatic system, which identify and neutralize harmful substances.

Benefits

• Protection against infections and diseases
• Helps in the healing process
• Maintains overall health and well-being
• Recognizes and neutralizes harmful substances
• Facilitates removal of toxins and waste from the body

Examples

• Vitamin C-rich foods like oranges and strawberries that support immune function
• Zinc sources such as nuts and seeds that enhance immune response
• Probiotics found in yogurt that help maintain gut health and support immunity

Additional Information

• Importance: The immune system is crucial for survival as it acts as a defense against infectious organisms and other invaders. A well-functioning immune system can distinguish valuable body cells from harmful invaders.

Related Terms

• Antibodies
• White Blood Cells
• Lymphatic System
• Pathogens
• Infection

References

• Understanding the Immune System: How It Works
• The Immune System and Nutritional Status