Pregnancy Development Month by Month

  • Month 1

    Missed menstrual period.
    Other signs of pregnancy may not yet be noticeable.
  • Period: to

    9 months of Pregnancy

  • Month 2

    Breast begin to swell.
    Pressure on bladder from enlarging uterus results in need to urinate more frequently.
    Possible nausea.
    Fatigue is common.
  • Month 3

    Breasts become firmer and fuller, may ache.
    Nausea, fatigue, and frequent urination may continue.
    Abdomen becomes slightly larger. The uterus is about the size of an orange.
    Weight gain may total 2-4 pounds.
  • Month 4

    Abdomen contines to grow slowly.
    Most discomforts of early pregnancy, such as morning sickness, usually gone.
    Appetite increases.
  • Month 5

    Enlarged abdomen becomes apparent.
    Slight fetal movements felt.
    Increased size may begin to affect posture.
  • Month 6

    Fetal movements, some visible.
    Weight gain may total 10-12 pounds.
  • Month 7

    Increased size may affect posture.
  • Month 8

    Discomfort may result from increased size.
    Fetal kicks may disturb the mother's rest.
    Weight gain totals 18-20 pounds.
  • Month 9

    "Lightening" felt as the fetus drops into the pelvis, breathing becomes easier.
    Other discomforts continue.
    Total weight gain is 25-35 pounds.
    False labor pains may be expierenced.