The study, published in the journal Food Microbiology, examined five leafy greens: romaine lettuce, green leaf lettuce, ...

Spinach Lettuce, a new hybrid between the two greens, combines the beloved crispness of romaine with the dense vitamin ...

Next is the perennial, burger-topping iceberg lettuce. You'll need 33 cups of ... This pretty red and green leaf is chard. And it's a powerhouse. We're talking 300% of your daily vitamin K.

To wash regular-sized spinach, follow these steps: Place a colander in a large bowl, then fill with cold water. Submerge the spinach leaves in the water, moving the spinach around. "This removes large ...