Nausea in the morning - females; Vomiting in the morning - females; Nausea during pregnancy; Pregnancy nausea; Pregnancy vomiting; Vomiting during pregnancy
Morning sickness is nausea and vomiting that can occur at any time of the day during pregnancy.
Morning sickness is very common. Most pregnant women have at least some nausea, and about a third have vomiting.
Morning sickness most often begins during the first month of pregnancy and continues through the 14th to 16th week (3rd or 4th month). Some women have nausea and vomiting through their entire pregnancy.
Morning sickness does not hurt the baby in any way unless you lose weight, such as with severe vomiting. Mild weight loss during the first trimester is not uncommon when women have moderate symptoms, and is not harmful to the baby.
The amount of morning sickness during one pregnancy does not predict how you will feel in future pregnancies.
The exact cause of morning sickness is unknown. It may be caused by hormone changes or lower blood sugar during early pregnancy. Emotional stress, fatigue, traveling, or some foods can make the problem worse. Nausea in pregnancy is more common and can be worse with twins or triplets.
Try to keep a positive attitude. Remember that in most cases morning sickness stops after the first 3 or 4 months of pregnancy. To reduce nausea, try:
Here are some more tips:
Call your health care provider if:
Your provider will do a physical examination, including a pelvic exam, and look for any signs of dehydration.
Your provider may ask the following questions:
Your provider may do the following tests:
Antony KM, Racusin DA, Aagaard K, Dildy GA. Maternal physiology. In: Gabbe SG, Niebyl JR, Simpson JL, et al, eds. Obstetrics: Normal and Problem Pregnancies. 7th ed. Philadelphia, PA: Elsevier; 2017:chap 3.
Herrell HE. Nausea and vomiting of pregnancy. Am Fam Physician. 2014;89(12):965-970. PMID: 25162163 www.ncbi.nlm.nih.gov/pubmed/25162163.
Smith RP. Routine prenatal care: first trimester. In: Smith RP, ed. Netter's Obstetrics & Gynecology. 3rd ed. Philadelphia, PA: Elsevier; 2018:chap 198.BACK TO TOP
Review Date: 8/26/2017
Reviewed By: Peter J Chen, MD, FACOG, Associate Professor of OBGYN at Cooper Medical School at Rowan University, Camden, NJ. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.
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