Published On: Thu, Apr 7th, 2016

People can be prone to substance abuse

Brain activity

Brain activity

A new research study has stated that the people who are prone to seeking motivation and impulsive in nature may have disparities in the composition of their brains, they further added that those disparities may dispose them to substance abuse.

The findings of the research study exposed that alterations in brain composition directed to the inclination to work on impulse and also amplify the use of alcohol, tobacco, or caffeine. Avram Holmes, who is a psychologist at Yale University in US, stated that “The results permit us to have a better understanding of how normal variation in brain anatomy in the general population might bias both temperamental characteristics and health behaviors, including substance abuse,”

The people, who accounted elevated impulsivity and sensation seeking, had lessened cortical thickness, or gray matter, the brain areas included in decision-making and self-discipline. The powerful connections were witnessed in the anterior cingulate and central frontal gyrus, brain regions pertained to the capability to control emotions and behavior.

To conduct the research, which was cited in the Journal of Neuroscience, the team tested the changeability in brain composition amid 1,234 males and females aged 18-35 with no past of psychiatric disorders or substance reliance.

Employing magnetic resonance imaging (MRI), the researchers evaluated the mass of specific areas of the brain for every participant. The participants also accomplished questionnaires evaluating features linked with sensation seeking and impulsivity for example their requirement for new and powerful experiences, readiness to take perils, and an inclination to make quick decisions. The participants also accounted alcohol, tobacco, and caffeine usage.

Kristine Beate Walhovd, who is a professor at University of Oslo in Norway who was not included in the research, stated that “The strength of the study is that they identify this relationship within non-substance using participants, implying that these variations are not merely the consequence of individual history of substance use,”

The researchers also plan to carry on inspecting how shifts in both brain structure and task might influence these and other behaviors linked with peril for psychiatric sickness and poor health results.

About the Author

Sidra Muntaha

- Sidra Tul Muntaha is a journalist (MA-Mass Communication and M.Phil in Mass Communication) based in Lahore. She is working as an editor at fashion, style and entertainment in the section of the Kooza. She writes fashion and entertainment articles for The Kooza News.