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Having an older brother makes a boy more likely to be gay!

Having an older brother makes a boy more likely to be gay!  It's called Fraternal Birth-order effect, or 'older brother effect,' and recent science supports its claim. It is the strongest known biodemographic predictor of sexual orientation, and claims that the more older brothers a man has, the more likely he is to be gay. Scientists are not exactly sure why it occurs, but they believe it is due to a maternal immune response after giving birth to a son. The mother's body reacts to the foreign H-Y antigens of...

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Published By: OMGFacts - Tuesday, 21 February