Is the girl suddenly giddy and nauseous pregnant

There are many reasons for sudden dizziness, nausea and vomiting in women, including pregnancy, but it cannot be said that it is definitely pregnancy, because for example, it shows otolithiasis, vertigo, anemia or acute gastroenteritis after eating unclean things, which may cause girls to show sudden dizziness and nausea. Therefore, girls should be clear whether they are pregnant, it is recommended to go to the hospital for blood HCG and B ultrasound examination to be able to diagnose, and not only by some symptoms to determine pregnancy, and delay the necessary treatment. If there is uncomfortable circumstances, or as soon as possible to the hospital, check clear symptomatic treatment.