Tag Archives: how things work

Science Tells Us Why Girl’s Nipples Get Hard

That hypnotizing little bump under her shirt isn't just from being cold. Here's why girls nipples get hard.   #1 Sexual Arousal  Perky nipples are a sign of fertility and desire. It's like they're saying, "Hey! Check out how easy I'll be able to breastfeed a baby after you get me …

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