Complications of pregnancy can be divided into two groups:

• Minor complications
• Serious complications

Minor complications are common during pregnancy. Fortunately, serious complications are rare. Regular prenatal care is effective in detecting, controlling, and preventing many pregnancy complications.

Risk factors for serious complications of pregnancy include:

• Age over 30 years
• Family history for obstetrical problems
• Abdominal injury
• Past obstetrical problems
• High blood pressure
• Diabetes
• Seizure disorder
• Alcohol use
• Smoking
• Drug use
• Poor nutrition