Energy and energy healing: what the word actually means
One word is doing an enormous amount of work — and it is not the same word physics uses.
6 min read · Published 16 August 2026
The short answer
'Energy healing' is an umbrella for practices — Reiki, therapeutic touch, qigong healing, pranic healing, chakra and crystal work, sound healing — that claim to improve wellbeing by manipulating a life force flowing through the body. The crucial thing to understand is that the 'energy' here is not the energy of physics, which is a precisely measurable quantity in joules. It is a much older, vitalist idea — the same life force called qi, prana, ki or mana across cultures — and no instrument has ever detected it. The borrowed physics words that decorate it, 'vibration', 'frequency', 'quantum', 'electromagnetic', are metaphors, not measurements. What a session genuinely provides is relaxation, caring attention and ritual, which are real goods; the transferable healing energy is not evidenced, and AsterNym makes no such claim.
Two very different things called 'energy'
In physics, energy is one of the most precisely defined quantities there is: the capacity to do work, measured in joules, taking specific forms — kinetic, thermal, chemical, electromagnetic — every one of which can be detected and quantified. When a physicist says energy, they mean a number you could in principle put on a meter.
In energy healing, 'energy' means something else entirely: an invisible vital force that animates living things and can be sensed, balanced, unblocked or transmitted by a trained practitioner. These are not the same concept sharing a word by coincidence — the second borrows the prestige of the first. The confusion is the point, and noticing it is most of what it takes to think about the field clearly.
It is vitalism, and vitalism is very old
The belief in a life force is ancient and nearly universal. China has qi, India prana, Japan ki, ancient Greece pneuma, Polynesia mana. Every one of these traditions posits an animating energy that health depends on keeping in flow and in balance.
The modern Western versions are just newer names for the same intuition. In the 1770s Franz Mesmer proposed 'animal magnetism', an invisible fluid he claimed to redirect — and a royal commission including Benjamin Franklin tested it and found the effects came from imagination, not any fluid. Later came the 'vital force' of homeopathy, Wilhelm Reich's 'orgone', and, most recently, the 'biofield', a term coined in the 1990s to give the whole idea a scientific-sounding home. Different labels, one unproven premise.
The modalities, and what they share
| Practice | What it claims to do with the 'energy' |
|---|---|
| Reiki | Channel universal life energy through the hands |
| Therapeutic / Healing Touch | Sense and smooth a 'human energy field' |
| Qigong (external qi) | Emit qi from a healer to a patient |
| Pranic healing | Cleanse and re-energise the body's prana |
| Chakra balancing | Unblock energy centres along the spine |
| Crystal healing | Direct energy through stones by 'vibration' |
| Sound healing | Retune the body with specific frequencies |
They differ in props and vocabulary and agree on the premise: a life force exists, it can go wrong, and the practitioner can put it right. That shared premise is the thing that has never been demonstrated — so the evidence for one is, in effect, the evidence for all.
What the evidence says
No instrument has ever detected the energy, field or vibration these practices describe, despite the claims being specific enough to test. And when the practitioners themselves are tested, the results collapse.
The cleanest example is a fourth-grade science-fair experiment that ended up in a major medical journal. Emily Rosa asked Therapeutic Touch practitioners — who claim to feel a human energy field — to say, unseen, which of their hands hers was hovering over. If they could sense the field, they should have been right almost every time; they were right about as often as a coin flip. It was published in JAMA in 1998, and it remains a tidy demonstration: the field the whole practice depends on could not be felt when the practitioner could not see.
Broader reviews reach the same verdict. Beyond relaxation and placebo, there is no convincing evidence that energy healing treats any condition, and no mechanism by which a transferable life force would work.
So why do people feel better?
Because the parts that are real are genuinely powerful, and none of them need the energy to exist. Lying still and being cared for triggers the relaxation response. A confident, kind practitioner produces a strong placebo effect. Ritual and attention give distress a shape and a container. Human touch soothes the nervous system directly. These are well-understood effects, and together they easily explain why an energy-healing session can leave someone calmer and in less pain.
That is not a small thing to offer. It is just not what it says on the label. The honest description of most energy work is 'a structured, caring, relaxing hour' — which is worth having, and which is a different claim from 'I moved your life force'.
How to hold it honestly
You do not have to choose between mocking energy healing and believing it. The accurate position is narrower and more useful: the experiences are real, the relaxation is real, the metaphysical energy is unproven and probably a metaphor, and the risk is only ever that someone treats a caring hour as a substitute for medicine.
This is the umbrella over several other things we have written about — Reiki, sound healing, the chakra system — and the same sentence covers all of them. Enjoy the calm. Doubt the physics. Never let it stand in for treatment.
Common questions
- What is 'energy' in energy healing?
- Not the energy of physics, which is measurable in joules. It refers to a posited life force — the same idea as qi, prana or ki — that animates the body and can supposedly be balanced or transmitted by a practitioner. No instrument has detected it, and the physics words often attached to it ('vibration', 'frequency', 'quantum') are used as metaphors.
- Is there any evidence energy healing works?
- Beyond relaxation and placebo, no. No instrument has found the energy or field these practices describe, and when practitioners are tested blind — as in Emily Rosa's 1998 JAMA experiment on Therapeutic Touch — they cannot detect it above chance. Reviews find no convincing evidence it treats any specific condition.
- Why do people feel better after energy healing?
- Because of real, well-understood effects that do not require the energy to exist: the relaxation response from lying still and being cared for, a strong placebo effect from a confident practitioner, the calming power of human touch, and the comfort of ritual and attention. Together these explain the benefit without any life force.
- Is the 'biofield' scientifically real?
- The body does produce faint, measurable electromagnetic activity — the heart and brain generate fields detectable by ECG and EEG. But that is not the 'biofield' of energy healing, which claims an information-carrying life force that responds to a healer's intent. That version has not been demonstrated, and the term was coined in the 1990s to give an old vitalist idea a modern name.