Add Yahoo as a preferred source to see more of our stories on Google. Smartphone apps that claim to offer "safe" and "healthy" tanning routines for users as young as four are being heavily prompted by influencers, helping to fuel what has been described as a dangerous resurgence in tanning culture among Australian teens.

Adverts for five tanning companies have been banned for making misleading and irresponsible claims about the safety of sunbeds.