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by fy20 210 days ago
There was an AMA about conjoined twins on Reddit a couple of years ago, and one of the interesting parts was that they could each sense how the other twin is feeling in terms of emotions. This is due to a lot of emotional states being based on hormones that flow through their shared blood stream.

https://www.reddit.com/r/AMA/comments/1cgetlq/were_conjoined...