There are published works related to the weight of the babies with the social classroom and activity exerted for the mother, demonstrating that the maternal rest resulted in children with bigger weight and peri-Christmas mortality lower. lUma research involving 7,000 gestantes, proved that women with steady work and other children, gave to the light the children with lesser weights. The pregnant woman suffers alterations: there pelvic waist (hip) has its mobility to articulate increased up to 60%, therefore they suffer the action from the relaxina hormone, to loosen the ligaments, extending the space stops to shelter the baby. located lDores caused for lordose of compensation, therefore with the increase of the volume of the uterus, the gravity center gets excited.
lO increase of the sanguine volume, generating one on load for the heart, and the veins, forming varizes. lPs and swelled hands had the difficulty of the return circulation. lO diaphragm (muscle of the breath) is pressured for the increase of the uterus. lO stomach has its modified axle of vertical line for horizontal line, becoming the digestive process modified and keeping for more time the digestive enzyme presence. wools mammary glands have its increased volume. Increase of the basal metabolism: normal person 70 the 80 b.p.m. The gestante: 80 the 90 b.p.m l Increase of the corporal fat.
l hdrica Retention and of you leave minerals: swell and edemas. l Increase of the oxygen consumption: fatigue. l Arrest of womb: the intestines are more pressed with the increase of the belly.