Calm, clinician-checked guidance for every week of your pregnancy

Third Trimester

Third Trimester is a recurring thread in our coverage. This hub collects every article tagged Third Trimester, newest first, each written with the calm, well-sourced detail expecting parents actually need.

Nutrition & Supplements

The Best Prenatal DHA and Omega-3 Supplements of 2026

A registered dietitian ranks standalone prenatal omega-3 supplements on DHA dose, DHA+EPA total, source (algae vs. fish oil), and third-party purity certification — so you know exactly what you're getting.

Maternity Style

The Best Maternity Leggings of 2026, Tested for Support

A maternity style editor ranks BLANQI, Beyond Yoga, Old Navy, and Isabel Maternity on belly-support engineering, waistband comfort, fabric quality, and honest cost-per-wear math for every trimester.

Maternity Style

What to Wear to Your Own Baby Shower

Occasion-dressing guidance for the guest of honor — by trimester, venue, and budget — with the best places to find or rent a standout dress.

Trimester by Trimester

Third Trimester Week by Week: Development, Weeks 28–40

From the first pound of subcutaneous fat to fully formed toenails, here is exactly what is happening inside the womb — and what you need to know about lung maturity, fetal positioning, and monitoring — across every week of the third trimester.

Trimester by Trimester

Third Trimester Checklist: Your Week 28–40 To-Do List

A midwife-reviewed, week-by-week checklist covering every appointment, screening, and preparation task from week 28 through your due date — so nothing falls through the cracks before baby arrives.

Trimester by Trimester

Signs of Labor vs. Braxton Hicks: The 5-1-1 Rule

True contractions and Braxton Hicks feel startlingly similar — until you know exactly what to look for. A certified nurse-midwife explains how to tell them apart, when to time contractions, and the one rule that tells you when to head to the hospital.

Fitness & Wellbeing

Safe Exercises During Pregnancy: ACOG Rules and What to Avoid

The talk test, not a heart-rate ceiling, is the modern standard. Here is what ACOG's 2020 guidance actually says about exercise during pregnancy — and the activities that genuinely require caution.

Prenatal Care & Testing

Preterm Labor: Signs, Tocolytics and What Happens Next

Contractions before 37 weeks are frightening -- but knowing the warning signs, understanding how tocolytics buy critical time, and learning about progesterone for prevention can help you respond quickly and confidently.

Fitness & Wellbeing

Pregnancy Workouts by Trimester: A Safe Exercise Plan

A trimester-by-trimester exercise guide built on ACOG's 150-minute target — with the modifications, warning signs, and gear that support a changing body from week 4 through week 40.

Trimester by Trimester

Going Past 40 Weeks: Membrane Sweeps and Induction Options

Still pregnant past your due date? A certified nurse-midwife walks you through what ACOG recommends at 41 and 42 weeks, how membrane sweeping works, and every pharmacological and mechanical induction option available — so you can have an informed conversation with your provider.

Prenatal Care & Testing

Placenta Previa: Symptoms, Risks and Delivery Planning

A clear, OB-reviewed guide to what placenta previa is, why painless bleeding is its defining warning sign, how the accreta spectrum connects, and why most cases require a planned cesarean.

Maternity Style

Maternity Jeans Explained: Over-the-Belly vs. Under-Bump Panels

Full panel, under-bump, or rollover — the panel type you choose shapes how comfortable your jeans are at each trimester. Here's how each style works, who it suits, and what to expect from Madewell, Seraphine, Old Navy, and PinkBlush.

Birth & Postpartum

Hospital Bag Checklist: What to Pack for Labor and After

An evidence-based packing guide for your labor bag, organized by birth setting — covering what hospitals provide, what to bring for the birthing person, support partner, and baby, and when to have it ready.

Prenatal Care & Testing

Group B Strep in Pregnancy: The 36-Week Test and Antibiotics

Group B Strep colonizes up to 30% of pregnant women without causing symptoms — but it can be life-threatening for a newborn. Here is exactly what the 36-week swab involves, what a positive result means for your labor, and how intrapartum antibiotics protect your baby.

Prenatal Care & Testing

Cholestasis of Pregnancy: The Itch You Shouldn't Ignore

Intense itching on your palms and soles late in pregnancy isn't just uncomfortable — it may be intrahepatic cholestasis, a liver condition that raises fetal risk when bile acids climb too high. Here's how it's diagnosed, monitored, and managed.

Frequently asked

What is Third Trimester?

Third Trimester is a topic our editors cover across the site. This hub aggregates the related guidance. It is general information, not a substitute for the care of your own provider.

How often is the Third Trimester hub updated?

This hub updates automatically whenever a new article is tagged Third Trimester, so the latest coverage appears first.

Who writes the Third Trimester coverage?

Every article here is written by the New Natal Women editorial team — a clinician-led masthead of a nurse-midwife, OB-GYN, registered dietitian, physical therapist, and other specialists — so the guidance is accurate and grounded.