I am trying to inspire people to just take control of their oral health, because if we don't take care of our oral health, it affects so many different aspects of our lives. If your smile and mouth is not together, it affects your relationship, your self-esteem, your health.

Mark Ruffalo, aka the Incredible Hulk, is the natural gas industry's worst nightmare: a serious, committed activist who is determined to use his star power as a superhero in the hottest movie of the moment to draw attention the environmental and public health risks of fracking.

The biggest tab the public picks up for fossil fuels has to do with what economists call 'external costs,' like the health effects of air and water pollution.

In this country, the health concerns and the environmental concerns are as deep as in Europe. All the surveys show that. But here, we didn't have the cultural dimension. This is a fast-food culture.

From this experience we have learned that in a big party it is important to have the necessary and often controversial discussions on policy issues such as the health system while in opposition.