Congratulations are in order as Jedidiah Duggar and his wife, Katey, have officially welcomed twins! On Thursday, Jan. 9, the ...

For this study, 79 pairs of twins were selected between 2007 and 2010 during the Twins Days Festival in Twinsburg, Ohio. In some sets of twins, only one smoked. If both twins smoked, one twin had ...

In addition to revealing the babies' names and birth stats, Katey posted the first photos of her newborn daughters. The featured image showed the twins swaddled ... Jed and Katey's baby girls ...