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Does Morning Sickness Just Suddenly Start?

Morning sickness appears in the first trimester of pregnancy in most pregnant ladies. It is not an illness but it can make the women feel sick and tired. It usually starts in the sixth week of pregnancy and ends in the twelfth and fourteenth week. Its symptoms include nausea, vomiting, loss of appetite and increased sensitivity to smell. It is a harmless condition for the baby and pregnant women. It happens mostly in the morning that settles by afternoon. It does not need treatment. It settles down by rest, plenty of fluids, right food, small meals, and others discussed below.

Does Morning Sickness Just Suddenly Start?

Morning sickness is an important sign of pregnancy that appears in the first trimester. It is not an illness but it makes the women feel sick. Almost 50% of the pregnant women experience morning sickness in their first trimester of pregnancy.

Morning sickness is not a good or bad symptom of pregnancy. Doctors consider morning sickness as a good sign as it causes a drop in insulin levels in the body that promote the growth of the embryo and placenta.

Morning sickness is different in different women. In some women, it does not occur at all. It is not even the same for different pregnancies in the same person. Its intensity can be mild in one pregnancy and moderate in the next. It never starts suddenly. It starts in between 6th to 8th week of pregnancy. It cannot start before this period because it is caused by pregnancy human chorionic gonadotropin hormone is released highest in this period. This hormone is known to induce morning sickness. Its levels go down with the start of the second trimester which also causes the end of morning sickness. In a few pregnant ladies, it may remain till the end of the pregnancy. In some cases, it may become severe that it may cause dehydration and harm to the baby.

Characteristic Features Of Morning Sickness

The intensity of morning sickness is different in different women. It is represented by the following features-

  • It starts at the 6th week of pregnancy.
  • Pregnant women feel nauseating and often puke out.
  • It can be mild to severe.
  • It usually felt in the morning. However, it can be felt at any time during the whole day.
  • Certain smells may trigger more sickness like the smell of food.
  • It may also lead to weakness and tiredness.
  • It usually ends by 14th week of pregnancy.
  • It may be accompanied with other signs of pregnancy such as tenderness in the breast, increased sense of smell, back pain, or constipation.
  • Constipation and increased sense of smell worsen morning sickness.

Treatment Of Morning Sickness

  • Morning sickness is a natural phenomenon of pregnancy. It comes and goes by its own without treatment. It can be managed with home treatment.
  • Get proper rest.
  • Avoid cooking certain foodstuffs whose smell can cause nausea.
  • Get plenty of water in the whole day.
  • Avoid food that triggers nausea. It can be spicy or fatty food or too much-flavored food.
  • Take the food items that suit you, lemon water, ginger tea or chamomile tea can help in reduction of morning sickness.
  • Take small meals in two to three hours instead of three large meals
  • keep yourself busy in doing certain activities such as reading a book, drawing, painting or other activities that can distract you and relief your stress and anxiety levels.
  • Light exercises or yoga or meditation encourages relaxation of body and mind.


Morning sickness is a good sign of pregnancy. It is associated with nausea, vomiting and other symptoms. It does not start suddenly. It starts when hCG is in high levels due to implantation of the placenta into the uterus. It starts in the sixth to eighth week of pregnancy.


  1. American Pregnancy Association. (2021). Morning Sickness During Pregnancy. https://americanpregnancy.org/pregnancy-health/morning-sickness-during-pregnancy/
  2. American College of Obstetricians and Gynecologists (ACOG). (2020). Morning Sickness: Nausea and Vomiting of Pregnancy. https://www.acog.org/womens-health/faqs/morning-sickness-nausea-and-vomiting-of-pregnancy

Also Read:

Pramod Kerkar, M.D., FFARCSI, DA
Pramod Kerkar, M.D., FFARCSI, DA
Written, Edited or Reviewed By: Pramod Kerkar, M.D., FFARCSI, DA Pain Assist Inc. This article does not provide medical advice. See disclaimer
Last Modified On:July 26, 2023

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