Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
34
You burn 26 calories in a one minute kiss.
605
In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81
Close to 110 million roses (mostly red) will be purchased and delivered around Valentine's Day in the U.S.
88
When you fall in love, that 'high' feeling is caused by a flood of dopamine that is similar to that of cocaine.
44
Ten seconds of hugging a day increases levels of oxytocin, which can reduce blood pressure, thus cutting the risk of heart disease.
26
A couple had their wedding rings engraved with a waveform of their own voices saying "I do."
10