|Above: Image of a 30-week-old fetus yawning, via the Endowment for Human Development|
[This is part 31 of a multi-part series chronicling a pregnancy through the lens of "Baby Chris." Click here for other parts.]
30 weeks after fertilization (32 weeks LMP), Baby Chris is 16 ¾ inches long and weighs 3 ¾ pounds. He or she is rapidly gaining weight, and their hair is growing. About 30% to 40% of Baby Chris's day is spent practicing breathing movements.
Want more prenatal development info? Download the free See Baby app on your mobile device.