Intimacy is essential to marriage, but many couples find achieving it to be easier said than done. Jay and Laura Laffoon unravel its mysteries in the humorous and down-to-earth style that has made their marriage conference one of the fastest growing in the country. Countering the popular misconception of intimacy as primarily a sexual issue, they explore five essential facets that need to be in balance for a healthy marriage. Their insights are practical, grounded in Scripture, and augmented by real-life stories drawn from a survey of more than 2,000 married people. Chapter-end discussion questions help readers identify immediate steps they can take to light a fire in their relationship and keep it burning. The Spark is both a fun read and an indispensable guide to strengthening any marriage.