Characterized as quick to heat and quick to explode.

Teaches how to assess a partner's sexual energy potential based on the size and shape of their organs.

The book by Mantak Chia and William U. Wei is a guide that bridges traditional reflexology with ancient Taoist sexual wisdom. It explores how specific pressure points—particularly those on the sexual organs—can be used to heal, heighten pleasure, and deepen intimacy between partners. Core Philosophy

The foundation of the work is the Taoist principle of balancing opposite energies:

The book moves beyond standard foot reflexology to apply these principles to the entire body: