Here's reason to keep enjoying the juiciest of fruits:

In addition to being high in antioxidants, watermelon is also great at removing toxins and ammonia from the body. There is also rising evidence that it is able to help relax blood vessels and improve circulation, having the same basic effect as Viagra, without the side effects of drugs (but, sorry guys-it's probably not organ-specific!) Still, this is one juicy fruit to keep eating all summer long and on a very basic level-a good way to replenish lost fluid on hot days.

Here's a quote from the article in Science Daily:

"The citrulline-arginine relationship [in watermelon] helps heart health, the immune system and may prove to be very helpful for those who suffer from obesity and type 2 diabetes"

Click here to read the full story: Watermelon May Have Viagra-effect