Here are the variables that increase chances of having twins or multiple babies: 1) You the mom are over 45 2)You live in Massachusetts 3)You take fertility drugs or undergo fertility treatments...
it has nothing to do with the father of the baby AT ALL! it depends on the Mommy's body. you have to either produce 2 eggs (which means fraternal twins) or have 1 egg that splits into 2 (which is...