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  1. Lackey, Carolyn J. PhD, RD, LDN
  2. Kolasa, Kathryn M. PhD, RD, LDN


Today, many initiatives to promote healthy eating and physical activity focus on changing policy and the environment to improve the health, not only of motivated or high-risk individuals but also the entire population. The escalating rates of overweight/obesity and incidence of diet-related diseases/health conditions will require many interventions to influence change. Those wishing to affect policy and environmental changes are often faced with defining foods and beverages that meet criteria defined as "healthy."