A multidimensional model for a comprehensive understanding of sexual health and sexual problems founded on current biological, psychological, and medical research is discussed in terms appropriate for the general reader. The authors explore the barriers and problems that limit sexual practice, discuss how to pursue sexual and relationship health, enhance sexual satisfaction. Problems such as premature ejaculation, erectile dysfunction, inhibited sexual desire, ejaculatory inhibition and compulsive sexual behavior are examined in terms of their causes and prescriptions for treatment are offered. Exercises and activities engage the reader to highlight important points, provide skills training, and stimulate healthy sexual practice.