Nutrition describes the processes by which all of the food a person eats are taken in and the nutrients that the body needs are absorbed. Good nutrition can help prevent disease and promote health. The science of nutrition is dedicated to learning about foods that the human body requires at different stages of life in [...]

Malnutrition is a word often associated with famine and starvation, especially in developing countries. But another form of malnutrition, or poor nutrition, is prevalent in countries such as the United States and Canada and in areas with a similar diet. This is malnutrition caused by poor selection of foods and excessive food consumption. To gain [...]

INTRODUCTION Two types of retrovirus (HIV 1 and HIV 2) were known to cause AIDS worldwide; predominantly HIV 1.transmission in both could be by sexual contact, transfusion of blood or blood products, contact with sharp objects and vertically from mother to child. However, HIV 2 is transmitted less early and has a longer period between [...]