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First Trimester (Weeks 1 - 13) Week 6 of 40
Fetal Size Comparison

Week 6 Size: Sweet Pea

Similar to a small sweet pea.

Length 0.5 cm 0.2 inches
Weight 0.2 g < 0.1 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

The embryo's jaw, cheeks, chin, and ears are taking shape. Tiny buds that will become arms and legs are appearing. The heart is beating at about 100-150 times per minute.

Weekly Milestones

  • Limb Buds Develop
Maternal Health

Your Body & Symptoms

Mood swings are common due to hormonal shifts. You might also start feeling aversion to certain foods and smells.

Common Symptoms this Week

Nausea with or without vomiting Fatigue Sore breasts Frequent urination Mood swings

Doctor & Care Recommendations

  • Keep simple crackers by your bedside to eat before getting up to curb morning sickness.
  • Listen to your body and nap when needed.
  • Avoid raw fish, undercooked meats, and unpasteurized dairy.
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PregWeeks

CHECKLIST

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Prepare for labor with confidence. Our doctor-reviewed checklists ensure you don't forget any newborn or partner essentials in the hospital delivery room.

  • Clinical OB-GYN Approved List: Separate checklists detailing exactly what mom, partner, and newborn baby require for a standard 3-day recovery stay.
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  • 1-Click Offline Access: High-resolution, print-ready document formatted to download directly to your mobile device for offline reference in the clinic.

Weekly Health Guides & Resources

Trimester Guide

First 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 6

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Evidence-Based Clinical Sources for Week 6

PregWeeks is dedicated to medical transparency. Every milestone, symptom tip, and fetal development guideline for Week 6 is sourced directly from clinical guidelines published by leading obstetric authorities. Read more about our editorial methodology on our Medical Sources page.

Nutrition During Pregnancy FAQ

ACOG

Patient and practitioner reference guidelines on prenatal nutritional intake, including essential vitamins, iron, calcium, and weight thresholds.

View Clinical Guideline

Early Pregnancy Loss (Practice Bulletin No. 200)

ACOG

Clinical guidelines on diagnostics, physical symptoms, and care options during early pregnancy challenges in the first trimester.

View Clinical Guideline

Food Safety for Pregnant Women

FDA / CDC

Standard warnings and food safety guidelines regarding Listeria, Salmonella, and mercury levels in seafood during gestation.

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.