Video: Four young, naked men in a clinical room; two performing oral sex on a man lying on a medical bed, others smiling.

Video of four nude individuals engaged in sexual activity: two men and two women in a modern, tiled room.

Video of a doctor examining a shirtless, muscular young man in a clinic, and a young man sitting on a black couch reading a book in a waiting room.

Video of two naked men standing against a white wall; one with a visible erection, the other with a neutral expression. A man in a blue polo shirt and white pants watches from an open door.

Video of two nude young men, one with short black hair, the other with curly red hair, engaged in a sexual act on a black leather couch in a modern, brightly lit room.

Video: Three nude men in a clinical setting, one bending over a bed, another touching his buttocks, third seated on a bench.

Video of two shirtless, circumcised young men in a medical examination room, one seated on a table, the other standing, both with erect penises.

Video of shirtless Latino man with muscular physique holding a red ball, surrounded by two seated men in casual clothes, one reading a magazine, in a modern, brightly lit room.

Video of three bound women in a medical exam room, one with her head in a machine, another with her head shaved, and a third with visible buttocks and shaved genitalia.