The child at the beginning of life, instinctively - unconsciously performs physiological needs by emptying the colon and the bladder. As it grows, it gradually becomes aware of this bodily function.
A qualitative child sleep influences on its psyche. Parent's approach towards the child before bedtime is of great importance.
Healthy emotional development begins with the child's nutrition and is of great importance for the child's physical, as well as later social development.