How we communicate, how we consume and interact with information and entertainment, even how we navigate our physical environment.

FORBES: Consumers are Creatures of Habit

The result is that it can be very challenging for some people to lose weight in our current environment, where food is plentiful and physical activity is minimal.

CNN: I'm exercising; why can't I lose weight?

We've already seen 220 miles worth of levees and flood walls repaired, and we are working to strengthen the wetlands and barrier islands that are the first line of defense for the Gulf Coast. (Applause.) This isn't just critical to this region's physical protection, it's critical to our environment, it's critical to our economy.

WHITEHOUSE: President Obama Holds Town Hall in New Orleans

We are encouraging our students to walk or bike to school rather than be driven which supports physical activity and a greener environment.

WHITEHOUSE: Champions of Change Blog