Getting a healthy dinner on the table at the end of a stressful day can be a struggle. Instead of feeling guilty, follow Hungry Girl Lisa Lillien’s guilt-free family dinner plan! Watch as she transforms chicken nuggets, tacos and macaroni and cheese into healthy feasts. All it takes is a few simple substitutions. The best part? Your kids will never notice the difference!

View Part 1 of Hungry Girls Guilt-Free Family Dinners.

View Part 3 of Hungry Girls Guilt-Free Family Dinners.

Hungry Girl’s Mega-Meaty Meatless Taco recipe.

Hungry Girl’s Super-Sized Boxed Mac ‘n Cheese recipe.

Hungry Girl’s Onion Chicken Fingers recipe.

What's Really Causing Your Obesity: Nature or Nurture?

It's more complex than too many calories and not enough physical activity.

The American Medical Association officially recognized obesity as a disease in 2013. But in the past 13 years, there's not been much of a shift in the understanding of what causes obesity — not in the general public, in people who contend with the condition or in the practice of medicine. Most people still think of obesity as a character flaw caused by too many calories and not enough physical activity. But it's much more complex than that.

A study analyzing National Health and Nutrition Examination Survey (NHANES) data found that even though US adults' BMI increased between 1988 and 2006, the amount of calories adults consumed and the energy they expended were unchanged. It also appears that the quality of calories consumed (low versus high glycemic index) is as important a consideration as the total quantity. And genetics only explains about 2.7% variation in people's weight, according to a study in Nature. That all adds up to this: The two most common explanations for obesity — calories in, calories out and family history — cannot, by themselves, explain the current epidemic.

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