Introduction

Health

Hunger

Appetite

Satiety

RDA

Nutrition

Balanced Diet

Malnutrition

Peristalsis

Functional Foods

Phytochemicals

World Health Organization defines health as the “State of complete physical, social and mental wellbeing and not merely the absence of any disease and infirmity”

A compelling need or desire for food. It is the painful sensation due to stomach contractions or state of weakness caused by the need for food

The sensation which causes desire for a particular food or drink

A feeling of fullness in the stomach and no more urge to eat

Nutrition is all the processes by which living organism consume food materials for the maintenance of its functions and growth & repair

Nutrition involves 5 processes- Ingestion; Digestion; Absorption; Assimilation and Excretion

An undesirable kind of nutrition leading to ill-health - It includes under nutrition and overnutrition

A diet which contains different types of foods in quantities that are enough to meet the nutrient requirement of a person as well as a small reserve to meet nutrients during a short duration of starvation.

A typical Indian balanced diet should provide 60-70% of energy from carbohydrates, 10-12% from protein and 20-25% of energy from fat

Undernutrition is a state of an insufficient supply of essential nutrients.eg - protein deficiency, Vitamin A deficiency, Goiter

Overnutrition refers to an excessive intake of one or more nutrients.

Recommended Dietary Allowances (RDA) are the levels of essential nutrients adequate to meet the nutrient needs of healthy persons

Non nutrient compounds found in plant derived foods that have biological activity in the body (phyto means plants)

Foods with phytochemicals providing benefits to health are called functional foods.

Rhythmic involuntary contractions of muscles in the digestive tract that propel the food and waste forward

Calorie

A unit of measure of the amount of energy supplied by food

Kilocalorie = kcalorie (kcal) = Calorie (Cal)