But just because we know what's right or wrong for us doesn't mean we make the right choice. Indeed, NIH dollars are increasingly being put toward understanding behavior change.
Because, as Katz and others point out, the culture we live in can make healthy choices that much harder.
Rachel Pomerance is a Health + Wellness editor at U.S. News. You can follow her on Twitter @RachelPomerance, circle her on Google+ or email her at rpomerance@usnews.com.
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