Keywords
20-25 years, application, asia, asian ethnicity, attempt, black hair, chin ups, chin-ups, chinese ethnicity, clenching teeth, colour image, day, determination, determined, effectiveness, effort, endeavor, exercise equipment, exercising, fitness and exercise, fortitude, grimacing, gymnastic equipment, half length, health, holding, intense, looking away, man, might, one person, outdoor, physical condition, power, pull up, recreation, stamina, strength, stressed, strive, strong, t shirt, toughness, well being, well-being, willpower, young adult, stock image, images, royalty free photo, stock photos, stock photograph, stock photographs, picture, pictures, graphic, graphics, fine art prints, print, poster, posters, mural, wall murals, ap05794