Researchers in the United States have been talking about tanning addictions -- dubbed "tanorexia" -- since the 2000s.
The symptoms are similar to those of heroin addiction, according to Joel Hillhouse, a professor of public health at East Tennessee State University in the United States who has studied the psychology of tanning, an addiction that leads some people to continue using tanning beds even though they have skin cancer.
Australia has the highest rate of melanoma in the world with 11,000 cases per year.