10 Ways To Go Longer & Stronger. A healthy, happy life includes great sex! However many men, especially those over 40, find that intimacy has become routine, or have lost interest in sex due to lack of desire. Desire is driven not only by chemicals and hormones in the body, but also by overall health and well-being.. Reinvigorate your libido with this male-focused program that highlights exercise, diet tips, and tantalizing games helpful in raising testosterone levels, thereby increasing interest and desire in sex. Four loving couples explicitly demonstrate pleasures including fellatio and cunnilingus techniques, invigorating positions, prostate stimulation, penis pump use and benefits, the truth about supplements and much more.. Designed for men, and created by leading sex educators, therapists and physicians, 10 Ways To Go Longer & Stronger is designed to refuel erotic desire, empower you with techniques to satisfy your partner, and provide methods to improve overall sexual health and wellbeing. Discover how making love doesn't have to be routine, and how sexual performance is a matter of a healthy mind, body, and desire.. "The Sinclair Institute creates fun, sexy, accurate and positive adult sexuality materials. These DVDs are full of helpful information, fresh ideas and erotic scenes. Sinclair's products stimulate communication, arousal and creativity. They help adults of all ages to learn, grow, explore new ideas and techniques, and deepen their sexual pleasure and intimate commitments." Lloyd Sinclair, MSSW Sex Therapist and Educator.