Max Murison, a consultant plastic surgeon in South Wales, said that "we see people on a regular basis, probably monthly, where something terrible has gone wrong", as treatment has been done incorrectly, they have gone to someone not adequately trained, or tried to administer a product themselves.
He told our Correspondent Carl Edwards "these things can cause a lot of long-term harm, and we really need to protect the public."
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Winds will strengthen to gale force by dawn, these severe across exposed coasts and hills particularly in the southwest.
A Swansea charity worker says he was left "shocked and saddened" after being questioned by counter-terrorism officers returning from Iraq.
Our Valleys Correspondent Hannah Thomas has been exploring the beauty of Blaenau Gwent.