It sounds like you're pointing toward the Shiva Swarodaya (also known as the Swarodaya Shastra ), a classical Tantric text from India focused on the science of breath ( svara ) and its relationship to cosmic cycles, health, and success.
It sounds like you're pointing toward the Shiva Swarodaya (also known as the Swarodaya Shastra ), a classical Tantric text from India focused on the science of breath ( svara ) and its relationship to cosmic cycles, health, and success.