“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.”

“This is my second time that I used Levitra. It is ok medication able to solve my erection problems. It worked me up as with other similar drugs I was lost.”

Young people are taking dangerous amounts of ket because it's cheap, easily available and helps them "disconnect", experts say.

Some black market cigarettes have been found to contain dead flies and asbestos. But the trade nods to a wider issue, a BBC investigation has found.

The BBC looks at what the government's 10-year NHS plan could mean in practice.

As the BBC names a beautician who gave illegal jabs, two victims share their story.