GP and ITV talking head Dr Amir Khan has explained why you should never use a cotton bud to clean the wax out of your ears.

It's "often precipitated or caused by moisture in the ears," says Emily Boss, MD ... swimmer's ear, doctors will often prescribe antibiotics in the form of a "topical treatment, like drops ...

These may soften or loosen the wax so it can work its way out naturally. There are many ear drops on the market. The active ingredients tend to be hydrogen peroxide, sodium bicarbonate ...