Dear Doctors: I was happy when I saw on the news that tomatoes help your gut microbiome. I love tomatoes, but my wife keeps them out of our diet.
She says they're a nightshade plant and thinks they make arthritis worse. I'd like to know more about this new pro-tomato research.
Dear Reader: Tomatoes have a fascinating and somewhat fraught history. The fruit, which many mistakenly call a vegetable, ha…