The increasing rate of maternal obesity provides a significant challenge to obstetric practice. Maternal obesity may result in negative outcomes for both women and fetuses and it additionally will increase the chance of the variety of maternity complications like the risk of miscarriage, stillbirth and continual miscarriage. For women, the risks embody cardiovascular disease and high blood pressure and fetus have a risk of future obesity and cardiovascular disease. Both women and their offspring are at accumulated risk for diabetes. Statistics from the Health and Social Care Information Centre (HSIC) reports that an average of 20% of women has obesity during their pregnancy. South of England has the highest rate of pregnant women considered obese (23%) whereas London has the lowest rate of obesity in pregnancy (14%).