Drugs & Health Blog

Brain Science Blog Posts

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Marijuana & Psychosis

June 02, 2015  /  The NIDA Blog Team

You may know that marijuana can pose risks for a person’s physical health. But for some people, it carries risks for their mental health, too. Read More »

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A drawing that shows the electrical impulses in the brain.

Traumatic Brain Injury, Drug Addiction, and the Developing Teen Brain

March 19, 2015  /  The NIDA Blog Team

TBIs, or traumatic brain injuries, pose higher risks for the developing brain because it is not as formed as it will be in a few years. This is also one of the reasons that using drugs as a teen increases the chances for addiction. Read More »

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NIDA director Nora Volkow, M.D. at TedMed

Obesity and Drug Addiction: The Brain Connection TedMed Talk by NIDA Director

January 29, 2015  /  The NIDA Blog Team

Many tasty foods trigger a burst of the brain chemical called dopamine in the brain’s reward circuit that is similar to what some drugs produce. Over time, the reward circuit can get less sensitive to the dopamine—it needs the constant dopamine surge from fattening food.  Read More »

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Brain scan illuminating an injured part of the brain.

Traumatic Brain Injury and Drug Use—A Closer Look

January 15, 2015  /  The NIDA Blog Team

A study reports that those who suffered a TBI before age 5 or between 16 and 25 have an increased risk for dependence on alcohol and drugs. Read More »

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A girl meditating.

The Art of Meditation: Focusing Your Brain

December 04, 2014  /  Eric Wargo, Ph.D.

The brain is a powerful instrument.  Meditation can help it do even more amazing things by sharpening and enhancing its powers. Read More »

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