Fact Snacks!

taylor-muhl-is-her-own-twin-she-has-chimerism

Taylor Muhl is her own twin. She has chimerism, which means her cells fused with her fraternal twin’s in the womb. Her body has 2 sets of DNA, 2 immune systems, and 2 bloodstreams. This has plagued her with autoimmune issues, as her immune system is constantly trying to fight off her twin sister’s cells. 

(Source, Source 2, Source 3)