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Second Trimester (Weeks 14 - 27) Week 14 of 40
Fetal Size Comparison

Week 14 Size: Nectarine

About the size of a nectarine.

Length 8.7 cm 3.4 inches
Weight 43 g 1.5 oz

Relative Visual Scale

Solid circle represents your baby's size. Dotted circle shows the full-term week 40 size threshold.

Inside The Womb

Baby's Development

Welcome to the second trimester! The baby can make facial expressions like squinting, frowning, and grimacing. The thyroid gland is matured, and the baby is starting to grow fine hair called lanugo.

Weekly Milestones

  • Start of Trimester 2
  • Facial Expressions
  • Lanugo Appears
Maternal Health

Your Body & Symptoms

Often called the 'honeymoon phase,' you likely feel much better. Your stomach is beginning to look rounder, and you might feel proud of your growing bump.

Common Symptoms this Week

Improved appetite Round ligament pain Stuffy nose Thicker hair

Doctor & Care Recommendations

  • Eat foods high in iron (red meat, spinach, beans) to prevent anemia as your blood volume continues to rise.
  • Ensure you practice good posture to avoid back strains.
  • Stay hydrated to minimize round ligament pain.
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PregWeeks

CHECKLIST

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Weekly Health Guides & Resources

Trimester Guide

Second Trimester Guide

Read comprehensive clinical milestones, screening checklists, and developmental guidelines for this phase.

Explore Trimester →
Common Symptoms

Track & Relieve Symptoms

Learn why symptoms occur, home remedies, and clinical indicators for this week:

Pregnancy Nutrition

Food Safety Checklists

Verify safety statuses, listeria and mercury risks, and safe alternatives for:

Full Nutrition Guide →

Frequently Asked Questions: Week 14

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Evidence-Based Clinical Sources for Week 14

PregWeeks is dedicated to medical transparency. Every milestone, symptom tip, and fetal development guideline for Week 14 is sourced directly from clinical guidelines published by leading obstetric authorities. Read more about our editorial methodology on our Medical Sources page.

Prenatal Diagnostic Testing for Genetic Disorders (Practice Bulletin No. 162)

ACOG

Clinical recommendations for mid-pregnancy screening options, including the anatomy ultrasound scan commonly scheduled between weeks 18 and 22.

View Clinical Guideline

Gestational Diabetes Mellitus (Practice Bulletin No. 190)

ACOG

Practice standards for screening and diagnosing gestational diabetes mellitus (GDM), typically scheduled between weeks 24 and 28.

View Clinical Guideline

Implementing a Gestational Diabetes Screening Protocol (Committee Opinion No. 798)

ACOG

Standardized protocols for glucose screening tests to detect gestational diabetes and optimize maternal-fetal metabolic health.

View Clinical Guideline
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🏥 Medical Disclaimer

PregWeeks is an educational planning tool and does not provide clinical diagnoses or medical advice. Always consult your obstetrician or healthcare professional for health concerns.