Skip to content Need urgent help?
Trimester 1

5 weeks pregnant: Heart begins to form

Here is what to expect this week for you and your baby.

Baby Size Black pepper (kali mirch) 0.3 cm A sesame seed (~2–3 mm). The tiny heart tube begins to beat.

Baby Development

  • Heart begins to beat
  • Brain develops into five areas
  • Tiny buds for arms and legs appear

Common Symptoms

  • Increased urination frequency
  • Nausea and morning sickness intensify
  • Extreme fatigue
  • Food aversions begin

Tips & Advice

  • Keep dry crackers by bedside for morning nausea
  • Wear comfortable, loose clothing
  • Ginger tea or ajwain water can help with nausea

Nutrition Guide

  • Ginger: fresh adrak in tea or food for nausea relief
  • Complex carbs: jowar roti, bajra, sweet potato
  • Protein snacks: roasted chana, peanuts (mungfali)

Medical Checklist

When to see your doctor at week 5

Some symptoms need attention right away. Contact your doctor or go to the nearest hospital if you notice any of these:

  • Heavy bleeding (soaking a pad within an hour)
  • Severe or persistent abdominal or pelvic pain
  • Fever above 38°C (100.4°F)
Find a women's-health doctor near you

Frequently asked questions

Will my first scan show a heartbeat?

A transvaginal scan may detect a heartbeat from about 5.5–6 weeks; abdominal scans by 7–8 weeks.

Is morning sickness normal yet?

Nausea can start any time from week 5–6, often peaking around weeks 8–10.

Can I continue my workouts?

Mostly yes. Avoid contact sports, hot yoga, and high-impact exercises.

For partners

Take over kitchen duties on rough-nausea days — strong smells are the usual trigger.

Prepare for your OB visit

  • What blood tests will the first prenatal visit cover?
  • Any vaccinations I need now?
Medical review Awaiting medical review
Last reviewed

This guide is for informational purposes only and does not replace professional medical advice. Always consult your doctor or healthcare provider for personalised guidance during pregnancy.