A Dec. 2, 2014 New York Times article is entitled: “Mediterranean Diet Is Good for Your DNA.”
A search for the word “sugar” at the Preserved Stories site will round out the discussion.
A search for the word “vegetables” at the Preserved Stories site also turns up items of interest.
Moderation is helpful with regard to these topics. A Dec. 3, 2014 Guardian article, which addresses moderation, and the lack of it, is entitled: “This means raw: extreme dieting and the battle among fruitarians: Fruitarians believe that eating nothing but raw plants promotes health and happiness. But all is not well within their community.”
Defining powerhouse fruits and vegetables
Also of relevance is Di Noia J. Defining Powerhouse Fruits and Vegetables: A Nutrient Density Approach.
The article notes that the list in the above-noted study is provisional.
A July 27, 2015 CBC article is entitled: “Superfood rankings overvalued, dietitian says.”
A Dec. 3, 2014 Los Angeles Times article is entitled: “To prevent or reverse obesity and its ills, timing may be everything.”
A Jan. 7, 2015 CBC article is entitled: “Food purchases, calories go up after holidays:
Despite resolutions, consumers spent more on both healthy and less-healthy foods.”
A Jan. 26, 2015 CBC The Current podcast is entitled:”‘Fat doesn’t make you fat’: Nina Teicholz’s big surprise.”
An August 1, 2015 New York Times article is entitled: “My Dinner With Longevity Expert Dan Buettner (No Kale Required).” The article notes: Not a lot of dairy products.