a runner's silhouette at sunset. back view of a man running alone on the sands of a sea beach in the dusk

runner silhouette sunset back view man running alone sands sea beach dusk run seaside waves jogger jogging sport exercise sun fitness healthy lifestyle male coast physical body outside sunrise health people jog evening energy boy individual active guy exercising sky activity care orange horizon young person training athlete vitality sportsman warm warmth summer 39aph39 created generative tools