Your fetal cells are most likely still living inside your mother, even if she had you several decades ago

It turns out that the bonds between a mother and her child are not merely psychological or even genetic: During pregnancy, the mother and the fetus literally exchange cells, leaving identifiable bits and pieces of the child inside the mother – and vice versa – for decades after birth.

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People with tattoos out-drink people without them

Image: cultureshlock/flickr

Previous studies have found a link between body tattoos or piercings and risky behavior. However, these studies only examined survey data but not real behavior. In a new study published in Alcoholism: Clinical & Experimental Research, French researchers approached people leaving bars and asked if they’d be willing to take a breathalyzer; they also asked if the respondents had tattoos or piercings.

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