"Count your calories! Eat less! Exercise more!” We’ve all heard the classic advice, and it seems so simple. But the fact remains: obesity is now killing more people than ever before. We know what the issue is and we seem to know the solution, too - and yet we are eating ourselves to death. What is missing?

Gone are the days when she was known as the ‘The Fat Kardashian.’ Today, Khloe Kardashian is making millions with her revenge body. She is a rail-thin size 4 (after losing 40 lbs) but that doesn’t mean she starves herself.

Khloe recently shared a list of all the items she orders when dining out on fast food. "Even though clean eating is my M.O., sometimes I find myself in situations where there just isn't an avocado smoothie or quinoa salad on the menu," she wrote on her app.

Fish has long been touted as a superfood rich in omega-3 fatty acids. Time and again, we’ve been told to eat fish for various health benefits including lowering blood pressure and reducing the chances of stroke.

But imagine eating fish for breakfast, lunch and dinner — every single meal — for 365 days. What would that mean for your health?
It’s a question that Paul Greenberg, the best-selling author of American Catch and Four Fish set out to investigate in his new FRONTLINE documentary, The Fish on My Plate.