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behavior actually altering regions of DNA, with effects that may last for an entire lifetime.Genes which are the building blocks of who we are and who we become, beginning atconception everyone is exposed to different environmental toxins and advantages oncewe’re born. Psychological inputs like stress, adversity, and even trauma begin to factorin. When a person undergoes an important experience, whether it’s positive or negativeit creates a physical mark on one’s DNA. This is known as epigenetics. Genes maymake someone more prone to certain diseases or disorders, including ADHD but ourgenetic system is highly dynamic and responsive to “input”. Meaning it’s possible tochange the expression of a person’s “ADHD gene” by making certain environmentalchanges, such as exercise, eating healthy, and getting the correct amount a sleep eachnight.ADHD is one of the most common diagnoses in childhood and is becoming morerecognized in adulthood as well.Before 1900 the symptoms associated with ADHDwere more so seen as a moral problem and best handled by being disciplined orpunished. In 1902 Sir George Still described it as being a behavioral disorder that maybe inherited. Between 1919-1940 it was said to be a condition due to some sort of braindamage. DSM-3 in 1980 first calls it ADD later in 1994 DSM-4 calls it ADHD with threesubgroups. In order to be diagnosed with ADHD children must have six or moresymptoms that fall under one of the three subgroups. Doctors and mental health have acheck list of symptoms that define ADHD and the subtypes of hyperactive-impulsive andinattentive ADHD.
*Nigg, J. (2019, June 18). More Than Just Genes: How Environment, Lifestyle,and Stress Impact ADHD. Retrieved from-and-adhd-how-environment-impacts-symptoms/.
*Iliades, B. C., Rauf, D., Marks, L., & Vernadakis, G. (2010, August 31). ThePast, Present, and Future of ADHD. Retrieved from.** Sigelman, R. (2018). Life-Span Human Development. Boston, MA: CengageLearning.