Caucasian man running up staircase on urban rooftop

25 29 years architecture ascending authentic authenticity blue sky brunette california candid caucasian city city life clear sky color image copy space day effort energy exercise fitness full length healthy healthy living helipad lifestyle los angeles low angle view man metal millennial millennials motion one person outdoors people photography physical fitness real people recreation rooftop running selective focus staircase stairs strength sunny united states urban vertical working out young adult young men grit real life20 25 20 30 20's 20s 25 30 activity adult america american americas amusement brown hair ca citylife cloudless color colour daylight daytime entertainment exercising exertion fellow full body full length fun gentleman guy health human human being la la leisure activity low angle male metropolitan movement negative space north america one outdoor outside pastime person power rising roof self improvement sky stair stairway steps sunlight sunshine twenties twenty us usa united states of america us usa west coast western european white space work out workout