Keywords
18-19 years, 20s, 25-29 years, adult, adults only, american, arms crossed, asian, asian ethnicity, asleep, background, brown hair, casual clothing, caucasian, caucasian appearance, caucasian ethnicity, cheerful, classroom, closed eyes, college, color image, colour image, computer lab, content, desk, dozing, dozy, drowsing, education, ethnicity, european, excited, excitement, expression, eyes, eyes closed, eyes shut, facial expression, fatigue, female, females, focus on foreground, full length, fun, grace, happiness, happy, hispanic, hispanic ethnicity, hold, holding, horizontal, indoors, joy, ladies, latin, latin american and hispanic ethnicity, latin-american, latino, laziness, lazy, male, males, man, men, mischief, mixed-race person, multi-ethnic group, nap, napping, people, photography, positivity, relax, relaxation, relaxed, relaxing, rest, restful, resting, satisfaction, shut, side view, sit, sitting, sleep, sleepiness, sleeping, sleepy, smile, smiling, snoozing, teen, teenager, three people, tired, tiredness, university, university student, waist-up, white, woman, women, young, young adult, young man, young men, young woman, young women, youth, 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, gws221051