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Archived from the original on 14 May 2013

The federal government still classifies marijuana as a Schedule 1 drug with no currently accepted medical use and a high potential for abuse. That means researchers face tight restrictions on conducting rigorous controlled trials with marijuana products, Page said

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These wrinkles may be made worse by drinking alcohol, not getting enough sleep, too much sun exposure, and eating a poor diet

However, studies to date have not been able to show any excess cancers or other diseases in people chronically exposed to radiation at doses lower than about 100 mSv