First Trimester · Week 5 of 40
5 Weeks Pregnant
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Size of an apple seed
0.5 cm
Length
0.5g
Weight
1
Trimester
Milestone: Heartbeat detectable by ultrasound
Week 1Week 5 (13%)Week 40
Medical Information
The information on this page is for educational and informational purposes only. It is not medical advice and should not be used to diagnose or treat any medical condition. Always consult your healthcare provider (doctor, midwife, or nurse) before making any decisions about your pregnancy or your baby's health.
Baby Development at 5 Weeks
- The tiny heart begins beating (~100 bpm)
- Brain and spinal cord development accelerates
- Eyes and ears start forming
Symptoms at 5 Weeks Pregnant
- Strong morning sickness for many women
- Heightened sense of smell
- Light spotting can still be normal — call OB if heavy
Tips for Week 5
- 1.Try ginger tea or crackers for nausea
- 2.Eat folate-rich foods: leafy greens, beans, citrus
- 3.Rest when you can — fatigue is intense in the first trimester
Week 5 Checklist
- Schedule first prenatal ultrasound (usually at 8–10 weeks)
- Start tracking symptoms in a journal