I recently read this article, which states that children undergoing leukemia treatment generally have lower than average marks in school, particularly those who underwent cranial radiation.
If you've paid attention to the recent furor around the use of artificial colors in all kinds of processed foods and drinks, you're probably ready to yank those products out of your kitchen for good.
Now I advise everyone to take all food-related recommendations with a grain of salt, because what first may appear healthy may not be in the long run -- and what is once deemed unhealthy may one day turn into a health food, like coffee.