Morning sickness is simply the feeling of nausea and vomiting, occurring many times a day. For most pregnant women, morning sickness symptoms usually begin as early as the 4th - 6th week of pregnancy and will subside after the first three months. However, some people have more severe morning sickness that is difficult to control.

Many first-time pregnant women do not know “what is morning sickness?” and “what are the symptoms of morning sickness?”. In fact, morning sickness during pregnancy is a condition that many pregnant women experience. Signs of morning sickness can be vomiting and nausea. According to statistics, about 90% of pregnant women experience nausea and vomiting at varying degrees.

According to Specialist Doctor I Pham Thi Yen - Vinmec Hai Phong, morning sickness during pregnancy is a condition in which pregnant women often feel sleepy and want to sleep anywhere, at any time of the day.