Pregnancy sickness is an early pregnancy reaction that most pregnant women experience in early pregnancy, usually starting around 5 weeks of pregnancy and stopping around 12 weeks of pregnancy. The symptoms may be mild or severe depending on individual’s physical condition. Generally, pregnancy vomiting is most severe in the morning and then gradually decreases throughout the day, but it can come at any time and even last all day. Pregnancy vomiting is a normal phenomenon and is associated with a variety of factors, such as increased hormone secretion in the pregnant woman’s body or her poor mental condition. When pregnancy vomiting is serious, it can be relieved by the following ways: 1. maintain a good mood, relax your mind, communicate with other pregnant women or doctors to relieve psychological pressure; 2. eat appropriate amount of food that can relieve pregnancy vomiting, such as oatmeal bread, cereal, mixed grain porridge, mixed bean porridge, milk, yogurt, boiled eggs, steamed egg custard, dumplings with soup, various fresh vegetables and fruits, etc.. At the same time, it is necessary to avoid foods that can easily cause pregnancy vomiting and pay attention to eating less and more meals; 3. Pregnant women can often go out for a walk and take appropriate gentle exercise; 4.