Approximately 85% of all pregnant women experience some degree of nausea and vomiting in the first trimester (0-12 weeks) of pregnancy. Symptoms usually appear within 4-7 weeks and usually resolve by 16-20 weeks. However, morning sickness can occur throughout pregnancy and becomes a medical problem when the nausea/vomiting is severe and continues past the 16th week.
For more about morning sickness and when you should contact your healthcare provider if you are experiencing symptoms, read this post.
Click here for posts about pregnancy complications. Consult your healthcare provider if you have any concerns about your pregnancy symptoms.