A collaboration between French and British institutions and DMT Quest has shown that experienced Wim Hof Method practitioners have brainwave patterns completely different from those of beginners — adding strong new evidence to the Wim Hof Method’s stress-curbing potential.

The electrical signals zipping through your brain say a lot about you. Some waves are short, some fast, and some wide. Each has a fancy Greek-sounding name — delta, gamma, theta — and together they form a pattern that reveals how relaxed or amped up you are, how much brainpower you’re using for a given task, and how in tune you are with your body.

A group of researchers from institutions in France and the UK took this as a starting point to see what years of dedicated Wim Hof Method practice actually does to the wiring inside our brains. To get their answers, they put 7 novice and 10 expert practitioners through a series of Wim Hof Breathwork sessions (plus an ice bath for the experts). With the help of a specially designed headsuit, the scientists were able to measure activity across different brainwave frequencies and capture the patterns in which the signals were sent from one brain region to another.

What they found is that in the beginner group, gamma bands were more prominent in the frontopolar region, which is associated with greater memory load and decision uncertainty. The practitioners were cognitively overloaded, with signals flying across their brains in a chaotic scatter as they adjusted to the unfamiliar sensations.

The experienced group, meanwhile, showed more structured, posterior-dominant gamma activity, as well as theta-band activity linking the sensorimotor region with the pre-frontal cortex. In simple terms: in this veteran group, the area of the brain that senses the internal state of the body, and the area of conscious control, were talking to each other much more directly and efficiently. These people’s minds were acutely in tune with their bodies — something we call “interoception” — channeling the oncoming wave of stimuli and redirecting it with poise and precision.

The results confirm that with practice, your mind can be conditioned to acute stressors, and by extension, it can also better handle everyday stress. After all, worries over bills or the future are no different physiologically than the sting of an ice bath. By doing breathing sessions and exposing yourself to the cold, you train your mind on short bursts of stress, getting it accustomed to them and carving out those neural pathways that, when social pressures like deadlines, relationship- or money issues come around, your brain is now built to handle.

Together with the study out of Queensland and the recent study from UCSF, the body of scientific evidence for the Wim Hof Method as an effective antidote to stress keeps growing. And with it, a reminder that you hold more power over your own mind and body than you might think.

Read the full study here.