system which unconsciously chose blood rate and heart rate so doctors can at a glance see them level of distress a patient may be in the lower the number out of 100 the more pain they are in, it quantifies pain. we looked at this machine last year where the doctors that helped assess how much pain someone was in —— dolorimeter. they can administer the right amount of painkillers so not to under or overdose them and it was critical in treating covid—19 patient does well. but now, they are using it to try to prove one of the most popular theories around. there have been various studies over the years looking into the relationship between gaming and pain and by using this machine, they can objectively say whether someone is feeling more all this pain. but why have video games have this effect?