“We were at the edge of divorce when I decided to try this. Years and years without delight of orgasm and sexual satisfaction. This could ruin any life but not ours. Viagra worked and I always keep the pill near my bed as nobody knows when my wife asks ...

“It is not fair that everybody knows about Viagra, Levitra worked perfectly for me and moreover it is less expensive and easier to find. I almost have not experienced any side effects, at least those severe to make sex impossible. Works like a charm.”

Hundreds of cases are suspected in central Africa but experts fear the actual number may be much higher.

The individual is one of four former passengers on the MV Hondius isolating on Vancouver Island, British Columbia.

Government his its interim target of 65% of patients in England being treated within 18 weeks.

Action on Salt & Sugar said people should not be exposed to a "hidden health risk every time they buy lunch".