🧪 How Does a Pregnancy Test Work? Pregnancy tests detect a hormone called hCG (human chorionic gonadotropin) — the "pregnancy hormone" 🤰 ✅ When a fertilized egg attaches to your uterus, your body starts making hCG. ✅ This hormone shows up in your urine or blood — and that's what tests look for! ✅ Most home tests can detect hCG as early as 10–14 days after conception. 📅 For best results: Test after a missed period and use first morning urine for higher accuracy. A simple pee can confirm a big