Prescription drug trafficking, lack of training and communication between specialists treating the same patient, and easy access to drugs facilitated by crooked doctors, street-level drug dealers, and doctor-shopping addicts are widely blamed.

FORBES: Plan to Stem Prescription Drug Crisis in New York Fuels Disagreement

The issue of doctor shopping -- visiting numerous doctors to fraudulently get prescription drugs -- has been raised in numerous celebrity deaths, including Anna Nicole Smith, Michael Jackson and Heath Ledger.

CNN: How physicians try to prevent 'doctor shopping'

Then, the radio star was accused of alleged "doctor shopping, " supposedly deceiving physicians to get overlapping controlled-substance prescriptions.

FORBES: Magazine Article

So slower square-footage growth combined with store improvements designed to keep current customers shopping longer may be just what the doctor ordered.

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