an athletic man in sportswear is engaged in an intense workout session on a rowing machine inside a well-equipped gym

30s active asian athlete athletic bodybuilder bodybuilding burn calorie cardio center club concentration determination effort endurance energetic engaged equipment exercise fit fitness gym gymnastic health healthy indoor inside intense lifestyle machine male man motivation muscle muscular physical power routine rower rowing session sport sportswear stamina strength strong sweat thai toned training well-equipped wellbeing wellness workout