Pregnancy Week by Week Guide | English OB/GYN Seoul

First trimester (months 1–3)

Week 2: fertilization; no symptoms
Week 3: implantation; only a blood test can detect it; you may feel slightly feverish
Week 4: home urine test turns positive; breasts may swell and ache; tiredness
Week 5: ultrasound confirms the pregnancy; nausea may begin
Week 6: constipation, frequent urination
Week 7: more discharge; breast pain; bladder pressure
Week 8: darker nipples; low-grade feverish feeling; mood swings
Week 9: skin breakouts; nausea often peaks
Week 10: lower belly feels fuller; gas and constipation; ultrasound check
Week 11: milky discharge increases
Week 12: nausea eases; appetite and weight increase; back or groin aches

Second trimester (months 4–7)

Month 4: the bump shows; pigmentation spots
Month 5: first movements from about week 16; swollen gums; heartburn
Month 6: varicose veins; faster weight gain; clear movements
Month 7: firm belly; rib pain; balance changes

Third trimester (months 8–10)

Month 8: breathlessness; tightening (practice contractions); back and shoulder pain
Month 9: more frequent tightening and urination; active baby
Month 10: baby settles low; pubic pain; more discharge as birth approaches

Dami cares for early pregnancy; for later care see the pregnancy care pathway.