Tummo is explained pretty well in “The Bliss of Inner Fire” [1]. The practices from Vajrayana Buddhism are very different than what you’d find in a Theravada vi

Tummo is explained pretty well in “The Bliss of Inner Fire” [1]. The practices from Vajrayana Buddhism are very different than what you’d find in a Theravada vipassana practice. It relies on lots of visualizations and breath work. [1] https://www.amazon.com/Bliss-Inner-Fire-Practice-Naropa/dp/086171136X/ref=mp_s_a_1_1?keywords=inner+fire&qid=1574787632&sr=8-1 https://www.amazon.com/Bliss-Inner-Fire-Practice-Naropa/dp/0...