wehaveforyou.com A freely available guide on pregnancy test , including pregnancy test tips and tricks. Sore Breasts The hormone progesterone skyrockets in early pregnancy, causing many women to feel fatigue early in pregnancy. In addition to the increase in progesterone levels, a woman’s blood pressure and sugar levels decrease, and her blood production levels increase. Headaches Pregnancy hormones increase blood circulation. Nausea Some women experience no nausea at all, others experience constant slight nausea and occasional bouts of vomiting During pregnancy, blood vessels dilate and blood pressure can drop. This can cause a woman to experience bouts of faintness or dizziness. Low blood sugar may also cause a woman to feel faint. To learn more about pregnancy test ,please visit our website:wehaveforyou.com