Gynecologists specialize in vaginal and pelvic health in women whereas Obstetricians are focused on pregnancy, pre and postnatal care, childbirth, and delivery. They are also the expert you will see should you require consultation on getting pregnant and are able to recommend or prescribe various therapies such as fertility treatments or lifestyle counseling. Obstetricians will also be able to answer any questions you may have regarding what to expect from pregnancy and what changes will need to be made to your lifestyle in order to facilitate the healthiest pregnancy possible. An obstetrics specialist will be able to tell you what medications are safe to take while pregnant, what foods you should be eating or avoiding, how much and what type of exercise you should be getting, how much weight you may gain and whether continuing at your job and for how long is conducive to a healthy pregnancy.