"When you wake up in the morning, do you want to use a tanning bed or booth? Do you try without success to cut down on the time you spend tanning? Did tanning ever cause you to miss a work engagement or social activity?
"Researchers from Memorial Sloan-Kettering Cancer Center and State University at Albany used questions like these, adapted and modified from measures used to screen patients for substance abuse disorders, to determine whether college students were addicted to indoor tanning.
"Of a group of 421 university students recruited for a study in late 2006, 229 participants had used indoor tanning facilities. Of that group, the researchers found 70 to 90 appeared to be addicted to tanning, depending on the criteria used to assess addiction."