In an article within Scientific American, there are biological side of insomnia which influences the brain and biological processes and uncovered a tie with heart disease and mental illness, genome-wide association studies (GWASs), which examine DNA from many thousands of individuals to determine where genetic markers related to health, disease or a particular trait reside. There were two studies that analyzed genomes and found genes which were affected. The results showed that insomnia is more related to neuropsychiatric disorders than sleep habits such as morning or night person. In addition, insomnia may be linked to causing depression and coronary artery disease.
As someone who has a hard time sleeping occasionally, it can take a toll on your body both physically and mentally. Genetic origin of the affects on different genes of insomnia is something that can impact the future of how people can treat it. People make false ideas about curing insomnia by drinking tea or listening to ocean waves when in reality it's there genetics that are controlling the effects.