Oh my, I have been thinking about this lately. I had an acute kidney failure event last Sept. I now have severe kidney disease. In retrospect, I realized that I was never thirsty even in the summer heat. I was taking a diuretic and I think that plus my lack of thirst cause the crisis.
What is the definition of nutrition? Nutrition is the sum total of the processes involved in the taking in and the utilization of food substances by which growth, repair and maintenance of the body are accomplished. It involves ingestion, digestion, absorption and assimilation.
Nutrition, nourishment, or aliment, is the supply of materials-food-required by organisms and cells to stay alive. In science and human medicine, nutrition is the science or practice of consuming and utilizing foods.utrition: the study of nutrients in food, how the body uses nutrients, and the relationship between diet, health and disease. Major food manufacturers employ nutritionists and food scientists.