First Trimester
6 Weeks Pregnant
Your baby is the size of a Lentil 🫘
🫘
Medically reviewed by
MBBS, MD — Gynecologist & Obstetrician
Last reviewed:
Feb 2026
📏
Size
Lentil
📐
Length
0.6 cm cm
⚖️
Weight
NaN g
🗓️
Trimester
First
⏱️
Week
6 of 40
🌱 Baby Development at Week 6
The heart begins beating! At around 100-160 bpm, the heartbeat can often be detected on ultrasound. The face, jaw, and cheeks are forming. Tiny arm and leg buds appear.
Heartbeat detectable!Arm and leg buds appearFace features forming
🤱 Common Symptoms
●Nausea peaks for many women
●Fatigue
●Heartburn begins
●Mood swings
●Frequent urination
🥗 Nutrition Tips
- Vitamin B6 helps with nausea (found in bananas, nuts)
- Small meals every 2-3 hours
- Crackers before getting up in morning
🏃♀️ Exercise Tips
- Gentle exercise reduces fatigue
- Avoid vigorous activity if nauseous
- Swimming is gentle on the body
🏥 Medical Tests & Appointments
First ultrasound may be scheduled (6-8 weeks)First heartbeat detectable on transvaginal ultrasound
🔬 Hormone Changes
hCG at its highest. Progesterone keeps uterus relaxed. Thyroid hormones may fluctuate.
Frequently Asked Questions
Common questions answered by our medical team