During the pregnancy the body is going to go through lots of changes. The mother also goes through lots of psychological and hormonal changes; after all another life is evolving inside the mother. It is imperative that the condition of the mother is known just to make sure that she remains healthy. This is also important for the health of the unborn child. Various pregnancy tests can reveal the health status of the mother and if there are some problems, the doctors can take preventive measures to ensure the safety of both the mother and the child. The earlier these preventive measures are taken, the better it is for both.