Many fast food restaurants are staying open later and selling more.
If there's still a battle of the bulge, Americans may be losing it overnight to the allure of fast food.
McDonald's says its sales increased the most between midnight and 5 a.m. last quarter, and they're not alone.
More and more fast food chains are going after night owls.
In fact, many fast food restaurants are now always open.
They're now counting on those late-night cravings to help grow their revenues.
Taco Bell started offering its late night and fifth meal menus a few years ago.
So despite those resolutions to lose weight and the constant push to eat better, it seems America is still a fast food nation -- especially after midnight.