'X' became symbolic for a kiss because in the middle ages when alot of people were illiterate and they used to sign documents with an X and then kiss it for sincerity.
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The left ear is more responsive to words of love and emotion whispered into it than the right.
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Wearing red increases attraction.
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Sea otters hold hands while sleeping so they don’t drift away from each other.
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Falling in love raises levels of nerve growth in a person's brain for about a year and can improve their memory.
39
There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12