Answer to Question 1
Competitive foods are foods sold in competition with USDA school meals through cafeteria la carte sales, vending machines, school stores, or snack bars. For many schools, the sale of competitive foods represents additional income.
Answer to Question 2
Level I interventions focus on increasing awareness of a health or nutritional topic or problem. Examples of Level I interventions include health fairs, health screenings, flyers, posters, table tents, Internet websites, special events, media announcements, health claims on food labels, and legislation.
Level II interventions are designed to help participants make lifestyle changes. Examples of Level II interventions include one-on-one counseling, small-group sessions, fitness programs in schools, health promotion programs for city employees, company incentives for employees who join local fitness clubs, and formation of a community-based wellness committee.
Level III interventions work toward creating environments that support the behavior changes made by individuals. Examples of Level III interventions include worksite cafeteria programs, peer leadership, municipal policy that supports food gleaning, point-of-purchase labeling, tax incentives for companies with health promotion programs, Medicare coverage of medical nutrition therapy, school policy, and legislation.
Non-competitive inhibition
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