These polyps may follow a bout of ulcerative colitis or Crohn's disease of the colon. Although the polyps themselves are not a significant threat, having ulcerative colitis or Crohn's disease of the colon increases your overall risk of colon cancer.
This interactive Due Date Calculator will help you estimate the date your baby will arrive. Pregnancy usually lasts 280 days (40 weeks) from the first day of the woman's last menstrual period. This calculator is a general guide: every pregnancy is unique, and sometimes babies arrive sooner or later than expected. Always talk to your health care provider about your due date.
An ordinary pregnancy lasts 37 to 42 weeks, with 40 weeks being the average. Most babies arrive near their due date, give or take a week or two. However, about 12 percent of babies in the United States are born before the 37th week. This is known as preterm birth. Risks to the baby. Babies do a lot of developing during the last trimester of pregnancy, and if they're born early, they face an uphill battle.