Good health is not just "the absence of disease". It is the absence of disease or discomfort. "Good Health is a state of complete physical, mental and social well being, and not merely the absence of disease or infirmity." WHO (World Health Organization). I think I am healthy as long as we progress or decay at the same rate as others around me. Normally unhealthy condition does not develop overnight. Pathological development is always accompanied by warnings. Our body is a wonderful machine. When something goes wrong it warns us beforehand. We need to pick up the signals. Each one has a unique biochemistry as well as a unique metabolism. Therefore each individual has different nutritional needs which depend upon his medical history & lifestyle. Fortunately there are generic ways to keep ourselves healthy. There are many common ways which if followed, can help us remain healthy. To remain healthy, we need to nourish our body by eating right foods and by avoiding the wrong ones. Deprivation, elimination & counting of calories alone can not nourish our body. A state of good health means all or body organs are functioning in harmony. Exercise has a number of health benefits but over exercising can cause stress and exhaustion. Fiber rich food is good to have but too much of fiber prevents absorption of minerals like zinc, calcium & iron causing multiple deficiencies. Food can heal and restore health in a sick person. Food is an important healing force. One can regard food as a complementary medicine in many circumstances. There is a difference between hunger and appetite. Hunger is the need for food. But we have an appetite for certain foods only, without being actually hungry. Hunger is a physical need and an appetite is only psychological and is triggered by temptation. Role of exercise in our life is also important. With age our bodies become inflexible. It is more out of dis-use than wear and tear. The human body requires a certain minimum level of.