If you've got any teen boys living at your house, you know that they can eat a lot. It seems like my almost 13-year-old son is hungry from the time he wakes up in the morning to the moment his head hits the pillow at night. It's practically a full-time job for me to keep groceries in our house. I hear from other parents of teenage boys that this is totally normal. Active teen boys are growing and their bodies need a lot of fuel. My son lives ...