"Do people fall in love and end up having sex just from kissing?" We invited college students without partners to participate in a deep kiss love experiment. Even though the men and women were nervous and confused upon first meeting, their kisses escalated with each repetition, becoming so intense that they seemed about to start having sex! The man became fully erect from just kissing, and the woman's vagina became soaked. They met in a hotel room for thick saliva-covered sex!
