Neither could Harris' doctor. I laughed the second time. The third time, all I could do was laugh again. Harris' twin brother, Tolanda, has two children who are not twins. Fraternal twins tend to run in families, especially on the mother's side.
Researchers think that's due to higher levels of a hormone that stimulates the release of eggs.
Sayegh guesses that each of Harris' ovaries is producing an egg each month, instead of one egg being released at a time. Harris said the hardest part about having twins is getting all of them ready in the morning. I get up at 6 a.m. By 9 p.m., I'm usually in bed. I'm tired by then.