Humans transfer energy to each other constantly, though not always in the ways you might expect. Some transfers are purely physical: body heat moving from one person to another through touch. Others are neurological and chemical: your brain mirroring someone else’s emotional state, or your body releasing stress-buffering hormones in response to a hug. And some forms of energy transfer, like Reiki and therapeutic touch, sit at the boundary between established science and emerging practice. Here’s what actually happens in each case and how to use it.
Heat Transfer Through Physical Contact
The most literal form of energy transfer between two people is thermal. Your body constantly radiates infrared energy from the skin’s surface, accounting for roughly 60% of all heat loss. When you touch someone, heat moves from whichever body is warmer to the cooler one through conduction, the same principle that makes a metal railing feel cold on a winter day. Conduction and convection together account for about 15% of the body’s heat loss under normal conditions.
This is why holding someone’s cold hands warms them up, why cuddling raises skin temperature, and why skin-to-skin contact is used medically with newborns. The transfer is passive and automatic. As long as your skin temperature is higher than the other person’s, heat flows from you to them.
How Emotions Spread Between People
What most people mean by “transferring energy” is something psychological: making another person feel your calm, your excitement, or your confidence. This isn’t metaphorical. Your brain is wired to absorb the emotional states of people around you through a process called emotional contagion.
When you watch someone smile, wince, or express disgust, your brain activates many of the same motor and sensory regions it would use if you were having that experience yourself. Researchers describe this as “embodied simulation,” meaning your brain doesn’t just observe an emotion intellectually. It partially recreates it. The strength of this mirroring response varies between people. Those who report feeling more distress when witnessing someone else’s pain show stronger activation in the brain regions responsible for translating observed facial expressions into matching internal states.
This has practical implications. If you want to transfer a sense of calm to someone who’s anxious, your own emotional state matters more than your words. Genuine relaxation in your body, face, and voice gives the other person’s mirror systems something concrete to latch onto. Forced cheerfulness is less effective because the mismatch between your facial muscles and your actual state sends mixed signals.
Physiological Synchrony: When Bodies Align
Beyond emotional mirroring, people who spend time in close interaction begin to synchronize on a physiological level. Heart rate variability, a measure of how flexibly your heart responds to changing demands, tends to coordinate between people in the same room, particularly during rest or shared activities.
Research on parent-child pairs found that during calm resting periods, one person’s heart rate variability predicted the other’s at the same time point, with correlation strengths reaching 0.41 to 0.54 in healthy pairs. This synchrony was bidirectional: the parent influenced the child and the child influenced the parent. Pairs with stronger behavioral connection (more eye contact, more responsiveness) showed this physiological alignment during relaxed states, while pairs with weaker behavioral bonds showed it primarily during stressful moments, as though their bodies fell back on a more basic co-regulation system when emotional tools weren’t available.
The takeaway is that being physically present with someone in a relaxed, attentive state creates measurable synchrony between your nervous systems. You don’t need a technique for this. Proximity, attention, and emotional availability are enough.
The Biochemistry of Touch
Physical touch triggers specific hormonal changes that amount to a chemical form of energy transfer. When you receive affectionate touch like a massage, a long hug, or someone holding your hand, your body increases production of oxytocin (sometimes called the bonding hormone) and decreases cortisol, the primary stress hormone.
A real-world study tracking people’s touch and hormone levels throughout the day found that more intensive affectionate touch was significantly associated with higher oxytocin levels in the moment. On a day-to-day basis, people who received more touch reported less anxiety, less stress, and greater happiness. Their cortisol levels were measurably lower. The researchers proposed that touch activates oxytocin pathways in the central nervous system, which then dampen the body’s stress response and improve subjective well-being.
So if your goal is to help someone feel better, calmer, or more grounded, sustained physical contact is one of the most direct routes. A 20-second hug, holding hands, or a shoulder massage all activate this system. The key variable is that the touch needs to feel affectionate and welcome, not perfunctory.
Energy Healing Practices
Practices like Reiki, therapeutic touch, and healing touch are built on the idea that practitioners can direct subtle energy into another person’s body to promote healing. These modalities work from the concept of a human biofield, described as a complex field of electromagnetic signals, biophotons, and charged particles that surrounds and permeates the body. Proponents suggest that disturbances in this field’s coherence relate to disease, and that a practitioner can help restore balance through intention and light touch or near-touch.
Laboratory instruments have detected photon emissions from human skin, and some measurements have recorded energy vibrations at frequencies 1,000 times higher than the electrical signals of nerves and muscles. However, the idea that these weak fields can be deliberately directed to heal another person remains outside mainstream medical consensus. Western medicine has historically been skeptical that electromagnetic fields this subtle could affect biochemical processes.
That said, these practices have moved into clinical settings. A 2010 American Hospital Association survey found that 42% of responding hospitals offered some form of energy-based therapy. A meta-analysis comparing Reiki recipients to control groups found a statistically significant decrease in pain scores. Studies on patients receiving Reiki or therapeutic touch have also reported reduced fatigue severity and increased comfort.
Whether these results come from the biofield itself, from the relaxation response triggered by a calm practitioner’s presence and touch, or from the physiological synchrony and oxytocin release described above is an open question. From a practical standpoint, the techniques involved are straightforward: a practitioner places their hands lightly on or just above the recipient’s body, holds a focused intention, and moves through different areas over 15 to 60 minutes. The recipient typically lies down in a quiet setting. Combining touch with attention to the recipient’s emotional state appears to enhance the effect.
Practical Ways to Share Your Energy
If you want to positively influence another person’s physical or emotional state, the science points to a few reliable strategies:
- Regulate yourself first. Your emotional state is contagious through mirror neuron activity. Genuine calm, warmth, or confidence transfers more effectively than any technique applied on top of your own anxiety.
- Use sustained touch. Holding someone’s hand, placing a hand on their back, or giving a long hug activates oxytocin release and lowers cortisol. Brief or hesitant contact is less effective than steady, confident touch.
- Stay physically close and attentive. Physiological synchrony happens through proximity and responsiveness. Making eye contact, matching your breathing to theirs, and being emotionally present creates measurable alignment between your nervous systems.
- Match their state before shifting it. Rather than immediately projecting high energy at someone who is low, briefly meeting them where they are gives their mirror systems a bridge. Then gradually shift your own state toward where you want to lead them.
- Combine touch with emotional intention. Clinical research on holistic healing suggests that touch combined with focused attention to the other person’s mental and emotional state is more effective than either element alone.
The common thread across all of these approaches is that transferring energy to another person is less about projecting something outward and more about creating conditions where their body and brain naturally synchronize with yours. Your nervous system is the instrument. The clearer and more coherent its signal, the more effectively it reaches the person next to you.