rotation. rotation. kwip, boom, she fall over. that's why you see pregnant women, usually their faces are all smashed up with, you know, they're all flat falling on their face, ain't that true? that's not true. that's not true. we are humans. we learn to adjust. so she does not fall over. instead, she leans back to pull the center of gravity back. she does something like this. she's leaning back a little bit. yeah. now, the center of gravity comes back right over her feet. she is a-okay. see that? brought it back. except...back pains. back pains, gang. it's a very common ailment when women get pregnant to develop back pains, because they pull back like this to adjust for the center of gravity and that is hard on the back. doan's pills. yay.