Lunch can completely turn your day around. A good meal brings new energy and makes those afternoon hours so much easier.

Health and nutrition studies on packed school lunches mostly focus on elementary, preschool, or high school intake. Some studies have examined the nutritional content of home-packed school lunches.

Fewer than two in every 100 packed lunches eaten by children in English primary schools meet nutritional standards, according to a major survey. Although the amount of sugary food in lunchboxes ...