The resistance the action of the leptina or its deficiency of leptina, increases the NPY concentration that increases the food consumption and can take the obesidade (ALVES, 2008). The resistance the leptina can be a typical characteristic of the obesidade, with the hypothesis of that this resistance is attributed to a deficiency in its system of transport in the hematoenceflica barrier (BAYNES, 2000). The grelina is another regulating hormone of the energy rocking, it increases the alimentary ingestion and diminishes the energy expense, produced mainly for the stomach. It is regulated through nutricionais factors and hormonais, its plasmtica concentration is increased during jejum and diminishes feeding after, however studies had shown that the plasmtica concentration of the grelina in obesos individuals does not diminish the feeding after, what could justify the increase of the alimentary consumption and this fact would involve the grelina with the fisiopatologia of the obesidade (EGUCHI et al., 2008). 3.5.5 Illnesses associates to the obesidade the obesidade increases the incidence of illnesses associates, the individuals with overweight or obesos, present great possibilities to develop diverse types of illnesses as: ortopdicas complications, psychological problems, pulmonary illnesses, of diabetic type 2 suffers of obesidade, this due this illness to be caused by a resistance the insulina and with the increase of the adiposas cells I number, it of insulina receivers diminishes (BORSATO et al., 2008). The hipertenso in the obesidade this associate to the increase of the cardiac debit, taxes cardiopath and volume to intravascular.
The levels of triglicerdeos and cholesterol in the blood also suffer increase and can take the coronary problems. The osteoartrite is consequence of the weight increase and can be developed on the joints, mainly ankles and knees (BORSATO et al., 2008). 3.5.5.1 Obesidade and diabetes the distribution of corporal fat is an important factor to be observed inside of the context of the obesidade, therefore its complications do not depend only on> has weight excess (OLIVEIRA et al., 2010).