Mono-di twins share a placenta, which means they need extra monitoring to make sure they're getting enough nutrients and ...

when she was almost 5 weeks pregnant. Meulemans shared the video on TikTok on Jan. 1, near the start of her second trimester of pregnancy. When it comes to having such a supportive twin sister in ...

"The maternal heart works harder for twin pregnancies than for singleton pregnancies, and it takes weeks for the maternal heart to return to its pre-pregnancy state," lead researcher Dr. Ruby Lin ...