Non-surgical procedures usually involve injections of either fillers or botulinum toxin, and carry less serious risks than surgery in general. However, over-correction can be difficult to treat, as can asymmetrical placement of the filler and allergic reactions.
Usually, the manufacturers include patient information leaflets, which should cover these points. Risks can be minimised by choosing a reputable surgeon or an established nurse practitioner who is working in a clinical environment.
More top news
A family has issued an appeal to help find their missing pet turkey - in case he gets gobbled up as someone's Christmas dinner.
The winner of X-Factor Ben Haenow has revealed how keen he is to have the Christmas number one.
The Ministry of Defence has announced that the first British reservists have set off for Sierra Leone to help tackle the Ebola outbreak.