%0 Journal Article %T The fitness industry: transformation of human capital theory, current realities and development prospects in the context of digitalization %A Vysochina, M.V. %A Margarita, Y.V. %K fitness industry, human capital, health, G. Becker’s theory, digitalization, mental health, personalization, conscious consumption, segmentation, market structure %J Theoretical economics %D 2026 %N %P 19 %I Yaroslavl State Technical University