Photo: flickr/krossbow Daily masturbatory activity associated with long-term weight reduction. "Obesity is a growing cause of mortality worldwide. High cortisol levels are associated with weight gain, and previous studies indicate that sexual activity induces hormonal responses that can reduce cortisol levels in healthy adults. Furthermore, pleasurable activities, such as orgasm, have been proven to reduce caloric intake. Here, we test the hypothesis that masturbation, or firsthand autonomous pleasure (FAP), when performed on a daily basis, can directly lead to weight loss. Read More >>