The Dutch ‘Focus on Strength’ intervention study protocol: programme design and production, implementation and evaluation plan

Abstract Background Overweight youngsters are better in absolute strength exercises than their normal-weight counterparts; a physiological phenomenon with promising psychological impact. In this paper we describe the study protocol of the Dutch, school-based program ‘Focus on Strength’ that aims to improve body composition of 11–13 year old students, and with that to ultimately improve their quality of life. Methods The development of this intervention is based on the Intervention Mapping (IM) protocol, which starts from a needs assessment, uses theory and empirical research to develop a detai... Mehr ...