Severe headaches during pregnancy can be challenging, but there are several strategies you can try to find relief. First, make sure you are well-hydrated and maintain a balanced diet. Avoid triggers such as caffeine, certain foods, and strong odors. Practice relaxation techniques like deep breathing or meditation to reduce stress. Applying a cold or warm compress to your head may also help alleviate pain. If these measures don't provide relief, consult with your healthcare provider for further evaluation and guidance on safe pain management options during pregnancy.