What Is It?
Headaches are common in the first trimester due to hormonal changes, increased blood volume, and lifestyle adjustments. They often improve in the second trimester but may return in the third.
Common Causes
Hormonal fluctuations (estrogen), increased blood volume, caffeine withdrawal, dehydration, stress and tension, lack of sleep, low blood sugar, sinus congestion, and eye strain.
⚠️ When to See a Doctor
If a headache is sudden and severe (worst headache of your life), if accompanied by vision changes or swelling (preeclampsia signs), if you have a fever, if headache doesn't respond to rest/Tylenol, or if it occurs after 20 weeks with high blood pressure.
💡 Tips & Management
Stay hydrated (8+ glasses of water daily). Maintain regular meals to prevent low blood sugar. Get adequate sleep. Practice stress reduction techniques. Apply a cold or warm compress. Acetaminophen (Tylenol) is generally considered safe — avoid ibuprofen/aspirin.
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