Mental Arithmetic Truly Stresses Me Out and Research Confirms It

After being requested to give an impromptu short talk and then subtract sequentially in steps of 17 – while facing a panel of three strangers – the sudden tension was evident in my expression.

Infrared photography showing tension reaction
The temperature drop in the nasal area, apparent from the infrared picture on the right side, results from stress alters blood distribution.

The reason was that psychologists were recording this quite daunting scenario for a research project that is examining tension using infrared imaging.

Anxiety modifies the blood flow in the countenance, and experts have determined that the cooling effect of a subject's face can be used as a measure of stress levels and to observe restoration.

Infrared technology, according to the psychologists behind the study could be a "game changer" in anxiety studies.

The Experimental Stress Test

The scientific tension assessment that I subjected myself to is precisely structured and deliberately designed to be an unexpected challenge. I came to the research facility with little knowledge what I was in for.

To begin, I was told to settle, calm down and listen to background static through a audio headset.

Up to this point, very peaceful.

Afterward, the investigator who was running the test introduced a panel of three strangers into the area. They collectively gazed at me quietly as the researcher informed that I now had 180 seconds to develop a short talk about my "ideal career".

When noticing the warmth build around my throat, the researchers recorded my complexion altering through their thermal camera. My nasal area rapidly cooled in warmth – showing colder on the thermal image – as I considered how to navigate this impromptu speech.

Research Findings

The scientists have performed this identical tension assessment on 29 volunteers. In all instances, they saw their nose decrease in warmth by between three and six degrees.

My nose dropped in temperature by a small amount, as my physiological mechanism redirected circulation from my nose and to my sensory systems – a bodily response to assist me in observe and hear for hazards.

Most participants, like me, returned to normal swiftly; their facial temperatures rose to baseline measurements within a short time.

Lead researcher noted that being a media professional has probably made me "relatively adapted to being subjected to stressful positions".

"You are used to the camera and speaking to strangers, so it's probable you're somewhat resistant to social stressors," the researcher noted.

"Nevertheless, even people with your background, trained to be stressful situations, shows a bodily response alteration, so that suggests this 'nasal dip' is a reliable indicator of a shifting anxiety level."

Nose warmth varies during tense moments
The 'nasal dip' happens in just a few minutes when we are extremely tense.

Stress Management Applications

Stress is part of life. But this revelation, the experts claim, could be used to aid in regulating damaging amounts of anxiety.

"The period it takes an individual to bounce back from this nasal dip could be an objective measure of how effectively an individual controls their anxiety," noted the head scientist.

"When they return exceptionally gradually, might this suggest a risk marker of mental health concerns? Could this be a factor that we can tackle?"

Since this method is non-intrusive and measures a physical response, it could additionally prove valuable to observe tension in babies or in individuals unable to express themselves.

The Mathematical Stress Test

The subsequent challenge in my tension measurement was, in my view, more difficult than the initial one. I was asked to count in reverse starting from 2023 in increments of seventeen. A member of the group of three impassive strangers halted my progress every time I committed an error and instructed me to start again.

I admit, I am poor with doing math in my head.

As I spent embarrassing length of time trying to force my mind to execute subtraction, my sole consideration was that I desired to escape the progressively tense environment.

Throughout the study, just a single of the numerous subjects for the stress test did actually ask to leave. The others, similar to myself, completed their tasks – likely experiencing assorted amounts of embarrassment – and were given a further peaceful interval of white noise through headphones at the end.

Animal Research Applications

Perhaps one of the most surprising aspects of the approach is that, as heat-sensing technology record biological tension reactions that is inherent within various monkey types, it can also be used in animal primates.

The investigators are actively working on its application in sanctuaries for great apes, such as chimps and gorillas. They aim to determine how to reduce stress and improve the wellbeing of primates that may have been removed from traumatic circumstances.

Chimpanzee research using heat mapping
Primates and apes in sanctuaries may have been removed from distressing situations.

Researchers have previously discovered that displaying to grown apes video footage of baby chimpanzees has a calming effect. When the investigators placed a display monitor near the rescued chimps' enclosure, they saw the noses of creatures that observed the footage warm up.

Therefore, regarding anxiety, observing young creatures playing is the contrary to a spontaneous career evaluation or an spontaneous calculation test.

Future Applications

Employing infrared imaging in monkey habitats could prove to be useful for assisting rehabilitated creatures to adjust and settle in to a new social group and unfamiliar environment.

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Sarah Shaw
Sarah Shaw

Tech entrepreneur and startup advisor with a passion for mentoring new founders and sharing practical business strategies.