Helping Children Pick Healthier Foods. A new initiative to improve children’s nutrition education and increase the amount of healthy foods available in schools is a collaboration among Penn State researchers; Pennsylvania’s Departments of Health, Education, and Agriculture; Pennsylvania food manufacturers and food “This method is characterised by its high specificity for the Anisakis, Pseudoterranova, Contracaecum and Hysterothylacium genera and for its very high sensitivity, since the parasite can be detected even if it is present in very low quantities (0.05 pg) in the product analysed”, Montserrat Espineira, co-author of the book. Rainbow Light’s Child Nutrition Expert Offers Healthy Back To School Tips To Prevent Kids From Being Overfed But Undernourished One-third of all U.S. children are overweight or obese, and many kids are not getting the nutrition they need from their diet. As families increasingly rely on high-calorie convenience foods, diets suffer a lack of fresh whole grains, fruits and vegetables. As a result, children are “overfed” but undernourished.