Gestational diabetes is related to overnutrition and lack of exercise. It is recommended that pregnant women have regular check-ups and timely screening of blood sugar. Proper diet and exercise can control blood sugar. In recent years, in metropolitan areas with developed economies and high quality of life, such as Guangzhou, the incidence of gestational diabetes has increased from It has risen from about 3% in the 1980s to about 10% now. Experts point out that this abnormal sugar metabolism in pregnant women is related to excessive nutrition during pregnancy.