Neanderthal Genes Make Us Depressed, Smoke

Having Neanderthal DNA in your genes significantly increases the risk for depression, nicotine addiction, stroke, pregnancy complications and many other health problems, finds a new survey.

The study, published in the journal Science, provides a living reminder that no human today is a “purebred,” since early Homo sapiens interbred with different species in Africa, Asia and Europe. Less is known about what happened in Africa, but sequencing of the Neanderthal genome has made it possible to link Neanderthal DNA to aspects of appearance and the health risks of today’s Europeans and Asians.

Source & Full Story