A minuscule subject field suggests that having tattoos may affect how much you perspire , and could have wellness implications .

The study , led by Alma College in Michigan , involved just 10 healthy valet de chambre aged around 21 . Each had a tattoo on one side of their upper body ( such as an limb ) , but not the other .

The researchers chemically stimulated the travail glands , usingpilocarpine nitrate , which pioneer sweating . Small discs were then used to engross the elbow grease that was produced .

After 20 moment , the research worker rule that the tattooed skin generated about half the amount of sudor as   the non - tattooed skin . It also had a different composition , containing about doubly as much Na as the non - tattooed side .   The findings , published inMedicine and Science in Sports and Exercise , were the same if the tattoos were youthful or older .

“ To our knowledge , this is the first subject of its variety to document alteration in sudation function link up with tattooing , ” say lead author Maurie Luetkemeier in astatement .   “ However , we are middling cautious about our event . The process we used for stimulate sweat secretor differ from the normal process , which call for chill yourself accompany a rise in body temperature . ”

They noted , though , that this field of study could provide a test copy of concept for other written report . hard tattooed people   may be more at peril of warmth - pertain injury , as their bodies are not able-bodied to oust heat as rapidly .

“ There is a maximal sweat rate that can be receive , ” Dr Angela Smith from Thomas Jefferson University in Pennsylvania , who was not involved in the study , toldHealthline .   “ If you ’re a marathon runner in the oestrus , a firefighter , or a soldier in a very red-hot mood you may already be sweat at your absolute maximum . So if you ’re already at your uttermost and now you fall back your ability of a certain percentage of your tegument to sweat , all of a sudden you have a lower uttermost than you did before … so now you could be at greater risk than if you did n’t have a tattoo . ”

As mentioned , this was an extremely small study , so it ’s for sure too other to jump to conclusion . Hopefully , further studies will illuminate whether this is something to be touch on about or not .