Experiencing pain on both sides of your lower head and noticing a low heartbeat can be concerning during pregnancy. While it's difficult to diagnose without a thorough examination, there are a few potential causes for these symptoms. One possibility is tension headaches, which are common during pregnancy due to hormonal changes and increased stress levels. Another possibility is sinus congestion or inflammation, which can cause referred pain to the head area. However, it's important to consult with your healthcare provider to rule out any serious conditions such as preeclampsia or anemia that could also cause similar symptoms. They will be able to evaluate your specific situation, perform necessary tests if needed, and provide appropriate guidance and treatment options based on their findings. Remember, it's always better to err on the side of caution when it comes to your health and the health of your baby.