Taking personal responsibility for our health is one of the most important things we can do.

Regular exercise, not smoking and eating a healthy diet can help prevent and even reverse some of the most common diseases.

And most people know this, so why don't they eat healthier?

Watch the video to find out.

Yes, media

are often inconsistent and confusing, but many Americans know what

constitutes a healthy diet.

I mean, does anyone really think drinking brown carbonated sugar water is good for them?

At issue is that they don't appear to be translating their knowledge into action.

There are a number of reasons people have such difficulty changing their dietary behaviors,

while ignorance and confusion may play a part the motivation to change is likely much more important.

Certainly we are living in a world that pushes us to eat whatever we want,

regardless of the long-term consequences,

but one of the major problems in getting people to

change their behavior is the need to get them to recognize the need to change.

For example, if you ask people how much meat they eat or how much greasy food, eggs,

sweets, alcohol, butter, they claim to be eating less than the average person. So if people think they're at less risk than others,

they may dismiss advice to eat more healthfully,

thinking that they already eat healthier.

Maybe they are?

No.

People rated their own eating behavior as healthier on average,

...