First Trimester is a recurring thread in our coverage. This hub collects every article tagged First Trimester, newest first, each written with the calm, well-sourced detail expecting parents actually need.
Nuchal translucency plus bloodwork or a cell-free DNA blood draw — a board-certified OB-GYN breaks down the accuracy numbers, timing differences, insurance realities, and the one rule ACOG is firm about: pick one, not both.
Week-by-week and age-stratified miscarriage statistics from ACOG and the March of Dimes — plus warning signs and when to call your provider.
A calm, step-by-step walkthrough of what happens at your 8–10 week prenatal visit — the standard ACOG lab panel, how the dating ultrasound works, and what it all costs with and without insurance.
A negative home pregnancy test doesn't always mean you're not pregnant. Here are the four main reasons a test misses a real pregnancy—and exactly when to retest.
A pregnancy that implants outside the uterus cannot survive—and can quickly become life-threatening. Here is how to recognize the symptoms early, what the shoulder-tip pain signal means, and when to call 911.
From implantation spotting in week 3 to the lifting of nausea near week 13, here is exactly when each early pregnancy symptom appears — and the hormone driving it.
A body-map guide to the aches and cramps of early pregnancy — from ordinary round-ligament twinges to one-sided pain that needs a same-day call.
Your due date is a carefully derived estimate — not a deadline. Here's exactly how clinicians calculate it, why fewer than 5% of babies arrive on that day, and what first-trimester ultrasound changes when LMP isn't reliable.
ACOG's 200 mg ceiling, the hidden sources that push you over it, why caffeine lingers longer as pregnancy progresses, and the case for drinking less than the maximum.