Intensive Care Medicine, Radboud University Nijmegen Medical Centre
Nijmegen, Gelderland, 6500 HB, Netherlands
NCT Number: NCT01835457
Auto-immune diseases are characterized by an inappropriate inflammatory response against tissues in the body and represent a major health care burden. Pro-inflammatory cytokines such as TNF-α, IL-6 and IL-1β play a central role in the pathophysiology of many auto-immune diseases. Innovative therapies aimed at limiting pro-inflammatory cytokine production in a more physiological manner are warranted. In previous research conducted in an individual known as "the iceman", the investigators found that, through a autodidact concentration/meditation technique, he appears to mount a controlled stress response, characterized by activation of the sympathetic nervous system and enhanced production of cortisol, both of which are known to result in immunosuppression. In accordance, while practicing this concentration/meditation technique, the inflammatory response during human endotoxemia (lipopolysaccharide [LPS] administration) was remarkably low in this individual. Therefore, this technique could provide a novel means of controlling the inflammatory response. However, the aforementioned results were obtained in just one subject, and hence can not serve as scientific evidence for the effectiveness of the concentration/meditation technique. The iceman claims that he can teach this technique to other subjects within a relatively short time frame. Therefore, in the present study the investigators wish to investigate the effect of concentration/meditation on autonomic nervous system activity and the inflammatory response during experimental human endotoxemia in a controlled manner, by comparing a group of subjects that are trained by "the iceman" and practice the concentration/meditation technique with a group of subjects which do not.
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Notify Me18 year–35 year
Male
Interventional
Not applicable
Nijmegen, Gelderland, 6500 HB, Netherlands
Healthy volunteers accepted: Yes
Only the study team can determine whether someone qualifies for participation.
Inclusion criteria
Exclusion criteria
LPS is used to elicit an inflammatory response in all subjects.
Other names: Lipopolysaccharide (LPS) E. Coli 113:H 10:K negative
A self-taught concentration/meditation technique that Mr Wim Hof developed himself, characterized by cycles consisting of a few minutes of hyperventilation followed by breath holding for up to 1-2 minutes and deep concentration (mindset).
Other names: Wim Hof Method
Time frame: 1 day
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Blood pressure, heart rate, saturation, respiratory rate.
Time frame: 1 day
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Time frame: 1 measurement 3 weeks after LPS administration
Time frame: 1 day
Time frame: 1 day
shivering, headache, back ache, muscle ache, vomiting.
Time frame: 1 day
Time frame: 1 day
flow cytometric analysis of complexes between platelets on the one hand and monocytes, lymphocytes and neutrophils on the other hand.
Time frame: 1 day
Time frame: 1 day
Time frame: 1 day
Radboud University Medical Center
Other
Concentration/Meditation as a Novel Means to Limit Inflammation: a Randomized Controlled Pilot Study
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