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.
Definition of food for Students 1: the material that people and animals eat : material containing carbohydrates, fats, proteins, and supplements (as minerals and vitamins) that is taken in by and used in the living body for growth and repair and as a source of energy for activities