Block Dietary Data Systems is a leading provider of validated dietary and physical activity questionnaires, assessment tools, and analysis services for research and public health organizations. Their suite of questionnaires, including the Block Food Frequency Questionnaire, is developed under the guidance of Dr. Gladys Block and continuously updated with new national data.
In addition to their research tools, Block Dietary Data Systems offers wellness programs for businesses and individuals. Their online program, Alive, has been proven effective in large randomized trials and can be customized for groups or personalized for individuals, providing coaching, goal-setting, and progress tracking to promote healthier lifestyles and increased productivity.
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