a young man in a black t-shirt. the man holds his hands behind his back, as if doing a warm-up. his hands are clasped

action actionpose active arm athlete athletic background bicep biceps black body bold concept confidence dynamic energy exercise fist fitness fitnessart flexed focus gesture gestureart gym hand hands health iconic minimal motivation muscle muscles muscular person physical pose poseart power resilience simple strength strong success symbol training triumph tshirt warmup workout