It is not uncommon for blood pressure to decrease during pregnancy, especially in the second trimester. However, consistently low blood pressure may indicate an underlying issue that should be addressed by your healthcare provider. Low blood pressure can cause symptoms such as dizziness, fainting, and fatigue. To ensure the health of both you and your baby, it is important to consult with your doctor or midwife about your specific situation. They may want to monitor your blood pressure more closely or conduct further tests to rule out any complications. In the meantime, make sure you are staying hydrated, getting enough rest, and avoiding sudden changes in position that could worsen symptoms.