Lovers actually invite God into your bed!
Many cultures have a variation of this challenging and delightful practice, the Taoists in China and the Cheyenne in North America. There are differences in practices, but all forms of sexuality sacred part of the cultivation and use of sexual energy for spiritual growth, healing, creativity and a greater pleasure.
The practice of Tantra was the first time in the west in 1800, but a revival of Tantra in the Ashram in India during the 1960's led to a gradual popularization of these practices in Europe and North America. Recent testimonials from famous musicians and movie stars like Sting and Woody Harrelson have promoted and Tantra is the sexual learning of choice for those who want it all: a passionate sex life, a healthy body and spiritual growth.