Doing Math in Your Head Really Causes Me Anxiety and Research Confirms It

Upon being told to present an off-the-cuff brief presentation and then calculate in reverse in increments of seventeen – before a panel of three strangers – the sudden tension was visible in my features.

Thermal imaging demonstrating tension reaction
The temperature drop in the nasal area, visible through the heat-sensing photo on the right side, results from stress changes our circulation.

That is because psychologists were recording this rather frightening situation for a research project that is studying stress using infrared imaging.

Anxiety modifies the circulation in the countenance, and experts have determined that the cooling effect of a subject's face can be used as a indicator of tension and to observe restoration.

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

The Research Anxiety Evaluation

The research anxiety evaluation that I participated in is meticulously designed and intentionally created to be an unpleasant surprise. I came to the university with little knowledge what I was in for.

Initially, I was told to settle, calm down and hear ambient sound through a pair of earphones.

So far, so calming.

Then, the investigator who was conducting the experiment introduced a trio of unknown individuals into the room. They all stared at me silently as the scientist explained that I now had 180 seconds to prepare a five minute speech about my "perfect occupation".

While experiencing the temperature increase around my throat, the researchers recorded my face changing colour through their thermal camera. My nose quickly dropped in warmth – appearing cooler on the heat map – as I thought about how to manage this spontaneous talk.

Study Outcomes

The investigators have carried out this equivalent anxiety evaluation on multiple participants. In each, they saw their nose cool down by between three and six degrees.

My nose dropped in warmth by two degrees, as my biological response system redirected circulation from my nose and to my visual and auditory organs – a bodily response to enable me to see and detect for threats.

Nearly all volunteers, similar to myself, recovered quickly; their facial temperatures rose to normal readings within a few minutes.

Lead researcher stated that being a media professional has probably made me "quite habituated to being put in tense situations".

"You're familiar with the filming device and conversing with strangers, so you're likely relatively robust to public speaking anxieties," she explained.

"Nevertheless, even people with your background, experienced in handling anxiety-provoking scenarios, demonstrates a bodily response alteration, so this indicates this 'facial cooling' is a robust marker of a changing stress state."

Nose warmth varies during tense moments
The cooling effect takes place during just a short time when we are acutely stressed.

Tension Regulation Possibilities

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

"The length of time it takes an individual to bounce back from this temperature drop could be an quantifiable indicator of how effectively a person manages their tension," said the principal investigator.

"When they return remarkably delayed, might this suggest a potential indicator of anxiety or depression? Could this be a factor that we can tackle?"

Because this technique is non-intrusive and monitors physiological changes, it could additionally prove valuable to track anxiety in babies or in individuals unable to express themselves.

The Mental Arithmetic Challenge

The following evaluation in my stress assessment was, in my view, even worse than the initial one. I was instructed to subtract sequentially decreasing from 2023 in intervals of 17. One of the observers of unresponsive individuals interrupted me every time I committed an error and asked me to recommence.

I confess, I am inexperienced in calculating mentally.

While I used uncomfortable period trying to force my thinking to accomplish arithmetic operations, my sole consideration was that I desired to escape the increasingly stuffy room.

Throughout the study, merely one of the multiple participants for the stress test did genuinely request to exit. The others, like me, accomplished their challenges – presumably feeling different levels of discomfort – and were rewarded with a further peaceful interval of background static through audio devices at the conclusion.

Animal Research Applications

Maybe among the most remarkable features of the technique is that, because thermal cameras monitor physiological anxiety indicators that is inherent within various monkey types, it can additionally be applied in non-human apes.

The investigators are currently developing its use in sanctuaries for great apes, including chimpanzees and gorillas. They seek to establish how to reduce stress and improve the wellbeing of primates that may have been rescued from harmful environments.

Chimpanzee research using infrared technology
Primates and apes in sanctuaries may have been removed from harmful environments.

Researchers have previously discovered that showing adult chimpanzees recorded material of infant chimps has a soothing influence. When the scientists installed a visual device near the protected apes' living area, they noticed the facial regions of creatures that observed the content heat up.

Consequently, concerning tension, viewing infant primates playing is the contrary to a spontaneous career evaluation or an on-the-spot subtraction task.

Coming Implementations

Employing infrared imaging in ape sanctuaries could demonstrate itself as valuable in helping rescued animals to adapt and acclimate to a different community and unknown territory.

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John Silva
John Silva

A passionate interior designer and DIY enthusiast with over a decade of experience in transforming spaces on a budget.