how connection developsThe dog was in another room when its owner returned to the questions. Yet the opportunity to touch it during an earlier break appeared to make a difference to the owner's bodily response. In a 2026 study by Vanessa Kaufmann, Xiaoqin Cheng, and Annett Schirmer, owners who could touch their dogs between two demanding tasks had a lower heart rate during the second task than during the first. Owners whose dogs remained beyond reach during that break showed no significant decrease.
The finding concerns something familiar to many people who live with animals. A few minutes together may include talking, looking at one another, and resting a hand on fur. The researchers wanted to understand the contribution of physical contact within that companionship. Their experiment separated the opportunity to touch from other ways of interacting.
A familiar dog and two unfamiliar challenges
Sixty-four dog owners completed the study. Each went through two rounds of timed general-knowledge questions and mental arithmetic while an evaluator watched remotely and gave negative feedback. After each round, owners spent five minutes with their own dog in another room.
During one visit, the dog could move freely and physical contact was possible. During the other, a short leash prevented contact. Owners could still look at and speak to their dog. Some had the opportunity to touch after the first challenge, while others had it after the second.
Contact was spontaneous. Owners were not instructed to pet their dogs or follow a routine. When touch was possible, they spent about two-thirds of the visit in physical contact, most often stroking. When contact was prevented, they spent more time looking into their dog's eyes. The comparison therefore involved two different ways of spending time with the same animal. Touch was part of an encounter that owners and dogs were free to develop within the room, rather than a technique delivered for a prescribed number of strokes.
Recovery and readiness are different questions
The researchers' main prediction was that touch would help people recover from the task. They recorded brain activity and cardiac responses before and during the challenge, shortly afterward, and after the visit with the dog. They also asked about feelings. Physiological recording paused during the dog visit itself. The measurements therefore describe what happened before and after that encounter, leaving the moment of contact itself unrecorded.
The task produced the intended changes. Heart rate rose, one measure of heart-rate variability fell, and brain rhythms changed. Owners reported feeling more negative, more aroused, and less in control. The subsequent measurements showed recovery, but the study found no evidence that the opportunity to touch improved that recovery.
A separate, exploratory question concerned what happened when people faced another challenge. Those who could touch their dog after the first task had a lower heart rate during the second task, together with higher heart-rate variability on a measure called pNN50. The corresponding changes were not significant among owners whose first visit allowed company without touch.
Brain recordings provided another part of the pattern. Alpha activity, which had decreased during the demanding task, was higher across the second block in owners who had touched their dog during the first break. This was a difference across measurement phases, rather than a result confined to the second stress task. The other brain rhythm examined, beta activity, did not show the same buffering pattern.
The distinction gives the finding its particular meaning. The clearest benefit appeared in the response to what came next. The first break sat between two challenges, so the same encounter could be understood as time after one demand and time before another. Because this was an exploratory result, it provides a direction for further experiments specifically designed to test preparation for later stress. The study did not establish that owners answered more questions correctly or performed better.
What the body records and what a person feels
Owners' reports did not consistently follow the physiological pattern. Those who touched their dog during the first break subsequently reported feeling more in control after the second challenge. Other ratings varied with the order of the visits, and there was no uniform improvement across reported feelings.
The researchers also examined how the measures related to one another. Heart rate and some other physiological measures moved together, particularly during the challenge. Connections between those bodily measures and reported feelings were generally weak or absent.
These are different kinds of information about an experience. A heart-rate recording describes one aspect of the body's activity. A person's account describes how the situation felt. Keeping both allows a fuller account of the encounter, without making either stand in for the other.
What this experiment helps us understand
The opportunity for physical contact mattered within an interaction that already included a familiar animal. Looking and talking remained possible in both conditions. This makes the study more specific than a comparison between having a dog nearby and being alone. It also places the finding within an existing relationship. Every owner arrived with their own dog. Whether the same contact with an unfamiliar animal would have a similar effect remains a separate question.
The physiological findings also have boundaries. A second measure of heart-rate variability did not reproduce the pNN50 results. Breathing was not measured, and both breathing patterns and engagement with the questions could have contributed to cardiac or brain differences. The participants were mostly women, all were White Europeans, and their dogs had been selected for being comfortable in unfamiliar surroundings and briefly apart from their owners.
For someone who already shares life with a dog, the study gives an ordinary kind of time together a more particular meaning. The contact arose without instructions to make it therapeutic. The dog's freedom to move and the owner's familiar ways of interacting were part of the setting in which it occurred.
The authors propose that sensory stimulation and the meaning of contact with a familiar animal could both contribute. Their experiment did not identify a particular nerve pathway or hormonal mechanism. It does make a concrete possibility visible. A brief period of spontaneous contact with one's own dog may influence the bodily response to a challenge that follows, after the animal is elsewhere.
Sources
Kaufmann, V., Cheng, X., & Schirmer, A. (2026). Pet-induced stress buffering depends on touch: Evidence from brain and cardiac measures. Biological Psychology, 210, 109366.