After 10 days of pregnancy, there is a possibility of drowsiness. For pregnant women with regular menstruation, around 6 weeks of menopause, that is, about 42 days, pregnant women usually experience morning sickness, vomiting, drowsiness, weakness, acid reflux and anorexia reaction, which is called early pregnancy reaction. As the weeks of pregnancy increase, these reactions basically disappear in the middle of pregnancy, after 12 weeks. Therefore, according to the early or late appearance of early pregnancy reactions, it can help to determine the number of days of pregnancy. For pregnant women with regular periods, the drowsiness reaction will appear around 10 days of pregnancy. For pregnant women with delayed menstruation, delayed ovulation or delayed conception, the time of appearance of early pregnancy reactions will be relatively pushed back. Due to individual differences, everyone’s reaction is different, so not everyone has early pregnancy reaction, just that the general situation will appear around 6 weeks with early pregnancy reaction.