According to the National Institute of Health, chronic pain affects more people than diabetes, heart disease, and cancer combined.

Prescription Drug Addiction Fact:Nearly half a million emergency department visits in the year 2009 were due to people misusing or abusing prescription painkillers.

Addiction Fact: - The top 5 percent of users consume more than 70 percent, and the top 10 percent of narcotic users in the workers' comp system consume 80 percent of all narcotics.

Addiction Fact: The top 1 percent of narcotic users consume 40 percent of all narcotics," NCCI reported.

Prescription Drug Addiction Fact: More people now die from painkillers than from heroin and cocaine combined.

Methadone accounted for 2 percent of painkiller prescriptions in the United States in 2009, but was involved in more than 30 percent of prescription painkiller overdose deaths.

Over three-quarters (77.2%) of all respondents said they believe narcotic painkillers are linked to drug addiction, while 59.5% associate narcotic painkillers with depression.