How food keeps us healthy

 

Food is needed for energy and nutrients to exist, it provides energy for work,and warmth for the body. Everybody also needs food to build, maintain and repair their body. It is also required for control of body processes and for protection against disease and infections. By performing these functions, food helps us to keep healthy, warm, well-nourished, free of infections and alive.

By helping us to understand how food and nutrients work, the science of nutrition plays a fundamental role in the promotion of health, in the prevention of illness and in the restoration of health following illness or injury. Your work as a Health Extension Practitioner can be instrumental in preventing problems related to nutrition.