Historically, sweat has been an active ingredient in perfume and love potions.
309
Men who kiss their wives in the morning live five years longer than those who don't.
1k
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
Sea otters hold hands while sleeping so they don’t drift away from each other.
104
The typical person spends about 600 hours having sex between the ages of 20 and 70.
234
Ten seconds of hugging a day increases levels of oxytocin, which can reduce blood pressure, thus cutting the risk of heart disease.
26
Brain scans show that people who view photos of a beloved experience an activation of the caudate - the part of the brain involving cravings.
103