Short answers, pulled from the story.
Esoteric energy refers to a claimed vital force or life principle described in spiritual and alternative medicine traditions, said to animate living beings and permeate the cosmos. Unlike the scientific definition, which treats energy as a measurable quantity of work capability, esoteric energy defies measurement or experimentation. Physics educators criticize the overlap in terminology as unavoidably confusing.
Examples include qi (气) in Traditional Chinese Medicine, prana (प्राण) in Hindu and Buddhist traditions, ki (気) in Japanese Shugendo, mana in Polynesian traditions, aṣẹ among the Yoruba, ka in ancient Egyptian belief, and pneuma in ancient Greek Stoic philosophy.
Wilhelm Reich was an Austrian physician and psychoanalyst who developed the concept of orgone energy in the 20th century, building on his mentor Sigmund Freud's notion of libido. Reich believed orgone was a fundamental cosmic force playing a role in physical and mental health. His ideas fall outside mainstream science and are not supported by empirical evidence.
In the 18th century, Franz Mesmer proposed a theory of animal magnetism, claiming that an invisible magnetic fluid pervades living beings and can be manipulated for healing. His ideas ignited debate and contributed to a broader growth of interest in vitalism during the 18th and 19th centuries.
Chakras are energy centers described in Hindu and Tantric Buddhist traditions as focal points where energy gathers and transforms. Seven primary chakras are described, ranging from the Muladhara (root) chakra at the base of the spine to the Sahasrara (crown) chakra at the top of the head, each associated with aspects of consciousness, elements, colors, and vibrational frequencies.
There is no scientific evidence for the existence of esoteric energy. Claims related to energy therapies are most often anecdotal rather than based on repeatable empirical evidence, and the field of energy medicine has no credible evidence supporting its claims. German biologist Hans Driesch's entelechy theory, which proposed an energy controlling organic processes, is now discredited by modern science.