When you think of a Neanderthal , you likely imagine a stoep - shoulder , slobbery cave man drag a club in his crude wake . However , late findings exploded that popular myth – and , in fact , deoxyribonucleic acid depth psychology revealed that Neanderthals were indeed alike enough to humans to cross with them , and now all non - Africans can accredit Neanderthals with1 to 4 % of their own genes .

Big deal , so you ’re a petite minute Neanderthal ; everyone ’s fetch an uncle or cousin who might characterize , right ? Well , that 1 to 4 % turn out to be a pretty influential minority , withlinkstodepression , ADHD , a fondness for tobacco , and wretched forcible fitness . So while Neanderthals are n’t around any longer , there are ways they continue to affect your health – and understanding the entailment of humans ' Neanderthalian side could facilitate decode the mysteries of genial malady .

Calling someone a Neanderthal became a well - known stand - in for an unrefined idiot .

Humans might be part neanderthal

Daniel Fishel/Thrillist

Neanderthals: not as stupid as they look!

Early word-painting of a Neanderthal valet de chambre portrayed a hunch forward wildcat with a heavy brow , and German biologistErnst Haeckelwent so far as to suggest the nameHomo stupidus . Scientists settled on the kinderHomo neanderthalensis . Still , the early image of Neanderthals persisted to the period that call someone a " Neanderthal " became a well - known stand - in for an unrefined retard .

All that convert in2010 , when researchers successfully map the Neanderthal genome , which was reinforce by thecomplete sequencingof a Neanderthal woman in 2014 . The result was the breakthrough that all modern humans with ancestors who had transmigrate out of Africa had Neanderthal DNA , which means that Neanderthals and early humans were decidedly party together a little more than 40,000 year ago . And " partying " is the scientific term for " have sexual practice . "

What your Neanderthal heritage means for your health

So far , scientist havediscovered linksbetween Neanderthal genes and more than a XII innovative human traits , the most intriguing of which are slump and nicotine consumption .

These sorts of connections highlight the sort of questioning scientific work that hail with hereditary cogitation . For model , could a Neanderthal propensity to developdry , patchyskin after year of solar exposure intend that their descendants somehow do n’t get enough vitamin D from the sun ? We know that a lack of sun exposureis correlatedwith depression , so possibly the two are associate .

Even stranger is the link to baccy use , which you hump from canonical history does n’t make too much sense , since baccy was only a New World crop before the colonization of the Americas by Europeans . Were climate disorder simply more common among Neanderthals , and if so , why ?

Don’t blame Neanderthals and call it a day

What scientistsdoknow is that the link is there , though to say that Neanderthal genescause depressionis grossly simplistic . For starters , the idea of low as an malady would n’t have live many millennia ago , though you may opine the lugubriousness that would ensue if a lovesick Neanderthal did n’t land that highly desirableHomo sapienssexual partner .

" Be deliberate who you interbreed with . "

There ’s also a separate theory that , far from being restrictive , psychiatrical ailments like anxiety and depressionactually evolvedas adaptive traits . In this model , anxiousness over what creature is planning to attack you , or depression over the fact that you have n’t notice intellectual nourishment for a few daylight , both help rouse you into activity and maintain focus on the problem . glad - go - lucky Neanderthals , in other word , were more likely to be dead Neanderthals – a trait that would also be valuable in modern man . The legacy of these hyper - mindful Neanderthals may lie in the fact that people prone to severe vexation and rumination oftenhave high verbal intelligencelevels than their more carefree twin .

So the bottom line is that while you may have early free - bonk humankind to thank for an elevated depression risk , targeting that transmissible legacy to develop likely treatment is still a long way off . In the meantime , the lesson , as always : be thrifty who you hybridise with .

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