Caucasian woman running on urban staircase

30 34 years authentic authenticity brunette candid caucasian city city life color image concentrating confident day energy exercise fitness full length healthy lifestyle healthy living lifestyle low angle view mid adult mid adult women millennial millennials motivated motivation one person outdoors people photography real life real people rear view recreation running salt lake city selective focus sport sports clothing sports bra staircase stairs steel united states urban urban location utah vertical vitality wellbeing woman working out workout 30 35 30 40 30's 30s 35 40 activity adult america american americas amusement apparel bra brassiere brown hair citylife clothing color colour concentration confidence daylight daytime entertainment exercising exertion female focusing full body full length fun gal garment health human human being lady leisure activity low angle metropolitan mid west north america one outdoor outside pastime person physical fitness positive power self assured self improvement sports sports bra stair stairway steps thirties thirty us usa underclothes underclothing undergarment underwear united states of america us usa ut western european women work out