How many days after pregnancy do women usually experience nausea?

Patient's question:

Main symptoms: Vomiting
Onset time: 2009.7.23
Laboratory test results: None
Laboratory test results: None

Doctor's answer:

In the early stages of pregnancy, the first and foremost sign is amenorrhea. Secondly, in general, pregnancy symptoms can appear around 40 days, such as nausea and vomiting in the morning, loss of appetite, fatigue, and frequent urination. These early pregnancy symptoms vary from person to person.