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    My Baby's Growth

    Fetal development - month 8

    Third trimester

    At the end of 8 months:

    • Baby is 16-1/2 to 18 inches long.
    • Weight is about 4 to 6 pounds.
    • Overall growth is rapid this month.
    • Tremendous brain growth occurs at this time.
    • Most body organs are now developed, except for the lungs.
    • Movements or “kicks” are strong enough to be visible from the outside.
    • Kidneys are mature.
    • Skin is less wrinkled.
    • Fingernails now extend beyond fingertips.