What is a timeline of pregnancy symptoms?

First Trimester

Weeks 1-4

* Missed period

* Breast tenderness

* Fatigue

* Nausea

* Vomiting

Weeks 5-8

* Increased urination

* Heartburn

* Bloating

* Constipation

* Mood swings

Weeks 9-12

* Growth of the baby bump

* Increased appetite

* Weight gain

* Back pain

* Leg cramps

Second Trimester

Weeks 13-16

* More energy

* Reduced nausea and vomiting

* Increased hair growth

* Skin changes

* Increased blood volume

Weeks 17-20

* Rapid fetal growth

* Movement of the baby

* Heightened sense of smell

* Sleep disturbances

Weeks 21-24

* Stretch marks

* Varicose veins

* Swollen feet and ankles

* Nasal congestion

Third Trimester

Weeks 25-28

* Increased frequency of urination

* Pelvic pressure

* Hemorrhoids

* Braxton Hicks contractions

* Swelling

Weeks 29-32

* Shortness of breath

* Difficulty sleeping

* Anxiety

* Constipation

* Backache

Weeks 33-36

* Increased Braxton Hicks contractions

* Weight gain

* Mood swings

* Frequent urination

Weeks 37-40

* Full term pregnancy

* Dilation of the cervix

* Labor and delivery