While speaking about nutrition and food, most people start from a widely acceptedassumption that there is nothing unknown about the topic, that is, thateveryone naturally knows what is needed for nutrition. The truth is, however, just theopposite.The knowledge about a specific state in which an organism subjected to somephysical strain finds itself, especially when dealing with workers and sportsmen, hasled to the development of a science dealing with the nutrition needs of the mentionedprofessionals. Today the science has available data stating that the proper nutritionregime increases the endurance for about 40% while, at the same time, the workintensity rises for about 25%. The changes can be also perceived in the convalescenceperiod dur...