ScienceDaily (July 1, 2008) — A cold slice of watermelon has long been a Fourth of July holiday staple. But according to recent studies, the juicy fruit may be better suited for Valentine’s Day. That’s because scientists say watermelon has ingredients that deliver Viagra-like effects to the body’s blood vessels and may even increase libido.

For the scientific community here is link to whole article

For the rest of us think about the prospects:

Ask your significant other which melon would be riper for consumption on a hot sweaty summer afternoon?

or