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Heavy teen marijuana use may cause memory problems

Name: Heavy teen marijuana use may cause memory problems
Uploaded: 2015-03-12T06:02:41-0400
Duration: 58 s
Description: New research shows the effects of heavy marijuana use among teenagers. And, UCLA researchers are closer to developing a blood test to diagnose Alzheimer's. Eboni Williams has a look at some of the day’s top health stories.

New research shows the effects of heavy marijuana use among teenagers. And, UCLA researchers are closer to developing a blood test to diagnose Alzheimer's. Eboni Williams has a look at some of the day’s top health stories.