People who work out and have specific goals need to know the effect of different nutrients in their body. Those who exercise need to eat, and eat well - working out and closing your mouth is a huge mistake and it will most probably give you the opposite to a slim, toned and healthy body.
Basic, undeniable and scientifically proven rule: the food is the one that supplies energy to the body and allows us to be active, able to do all our daily tasks and - most basic, still important - survive. The food that gives us energy is the one that contains macro-nutrients.
