Home From the Wires Recreational marijuana use linked to brain changes

Recreational marijuana use linked to brain changes

| Print |  Email
Wednesday, April 16, 2014

USA Today: A new study reports using marijuana a few times per week is enough to physically alter critical brain structures.

"Just casual use appears to create changes in the brain in areas you don't want to change," said Hans Breiter, a psychiatrist and mathematician at the Northwestern University Feinberg School of Medicine in Chicago, who led the new study.

In his study, done in collaboration with researchers at Harvard University, scientists looked at the brains of 20 relatively light marijuana users and 20 people who did not use it at all. All 40 were college students in the Boston area.

The study found volume, shape and density changes in two crucial brain areas — the nucleus accumbens and the amygdala — involved with emotion and motivation and some types of mental illness. "This is a part of the brain you do not want to mess around with," Breiter said.

Read more here.

 

More Articles

Startup or Grow Up?

September 2014
Tuesday, August 26, 2014
BY JON BELL

Startup culture is all the rage. Is there a downside?


Read more...

Podcast: Interview with Steve Balzac

Contributed Blogs
Tuesday, August 19, 2014

082014BalzacBY TOM COX | OB BLOGGER

Tom Cox interviews Steve Balzac, author of "Organizational Psychology for Managers."


Read more...

Books Rule

October 2014
Thursday, September 25, 2014
BY JON BELL

Powell's stays relevant in the digital age.


Read more...

Poll Wrap-Up

News
Friday, August 15, 2014

2014 NewPoll-report-newsletterthumbIn this week's poll, we asked readers: "Who should pay for the troubled Cover Oregon website?" Here are the results.


Read more...

Video: The 100 Best Survey

News
Thursday, August 28, 2014

100-best-logo-2015 500pxw-1OB Research Editor Kim Moore shares some pointers about the 100 Best Companies to Work For survey.


Read more...

Private liberal arts education: superior outcomes, competitive price

Contributed Blogs
Tuesday, August 26, 2014
0826 thumb collegemoneyBY DEBRA RINGOLD | OP-ED CONTRIBUTOR

Why has six years become an acceptable investment in public undergraduate education that over-promises and underperforms?


Read more...

True Blood

October 2014
Thursday, September 25, 2014
BY JOE ROJAS-BURKE

Antibiotics really aren’t magic bullets.


Read more...
Oregon Business magazinetitle-sponsored-links-02
SPONSORED LINKS