A puppy is born blind, deaf, and toothless.
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In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
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Raj from the Big Bang Theory is married to Miss India.
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Sergeant Stubby was the only war dog to be promoted to sergeant through combat in WWI. He saved his regiment from surprise mustard gas attacks, found and comforted the wounded, and even once caught a German spy by the seat of his pants, holding him there until American Soldiers found him.
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Holding hands with someone you love can alleviate physical pain as well as stress and fear.
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