Woman stretching leg on exercise mat in gymnasium

achievement athlete athleticism authentic authenticity beauty blonde hair caucasian color image confident curiosity effort exercise exercise equipment fitness floor front view full length grit gymnasium healthy lifestyle healthy living heber holding indoors leg lifestyle looking away mat mid adult mid adult women motivation muscular muscular build one person people photography physical fitness real people recreation sitting sport sports sports clothing strength strength training stretching toughness training united states utah vertical vitality wellbeing woman workout 30 35 30 40 30's 30s 35 40 accomplishment activity adult america american americas amusement appendage back view blond color colour confidence curious energy entertainment exercising exertion facing away female floor covering full body full length fun gal goal gym health human human being indoor inside instructing interest lady leisure activity limb mid west muscle north america one pastime person positive power rug seated self assured self improvement success teaching thirties thirty trainer us usa united states of america us usa ut western european women