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1. What is nutrition? Why is nutrition essential to our daily lives? Prevention is probably the best word to describe what nutrition is and why it is essential. Nutrition is the total of all processes involved in the taking in and using food substances for proper growth, functioning, and maintenance of health. Nutrition plays a role in many disease states, and in many cases proper nutrition has the potential to help prevent or delay the onset of certain diseases. Nutrition is important in every age group, not only for growth but also quality of life.

Nutrition is vital for the proper functioning of cardiovascular renal, pulmonary, nervous, digestive, and immune system. 2. What is the connection between nutrition and health? Study after study has shown that people who eat whole foods rich in nutrients enjoy vital health, longer life and a reduced risk of many diseases. Eating nutrient-rich foods can also help people to maintain healthy body weight. Good health is largely dependent on good nutrition. A well balanced diet that offers consistent nutrition is often the reason for long life. Maintaining your general health includes addressing the mind, body, spiritual and social connections of who you are and how you live.

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3.What are the six classes of nutrients? What are essential nutrients? What are the sources of nutrients? What do nutrients do? Chemical substances in food that contribute to health. Nutrients nourish us by providing calories to fulfill energy needs, materials for building body parts, and factors to regulate necessary chemical processes in the body. Carbohydrates, Lipids, Proteins, Vitamins, Minerals, Water are six classes of nutrients. Essential nutrients are those that our bodies are not able to make in amounts essential for good health so therefore must be obtained through diet.

Nutrients function to provide energy, build and repair tissue, and regulate body processes. Sources of nutrients include meats, eggs, beans, fruit, plant oils and animal fats 4. How do vitamins and minerals work? Vitamins are organic compounds that are essential in small quantities for normal physiological and metabolic functioning of the body. Minerals are inorganic and they are single elements rather than compounds. Both vitamins and minerals are needed in much smaller amounts then carbohydrates, proteins, and fats yet they are just as essential; they work in conjunction with other nutrients in the body to regulate many processes, including energy production

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