They also have two individual gall bladders.
In their skeletal system, they share one ribcage, which is ‘widened and has traces of fused and separate ribs to support both upper bodies’. The surgical removal of a rudimentary third arm at birth left an additional shoulder blade.
The video concludes that their story shows the adaptability of the human body and the resilience of the human spirit.
As one Reddit user said, “This video was surprisingly very good and informative without being overdone or disrespectful to the two women.” Another commented, “Nice to see someone explain it in detail. Pretty fascinating stuff!”