“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.”

“I was shy to share with my doctor about decrease of sexual activity which I occurred for the last couple of years. He advised me Viagra which could realize my sexual drive and fantasies. A feel alive again! Viagra saved me!”

A concerning number of patients are reporting problems from treatment abroad, say doctors.

Doctors running the UK's first and only dedicated NHS clinic for children with ketamine bladder say they are seeing patients as young as 13.

Why it's a good idea to get out for an evening stroll, and other essential sleep advice for students.

The rule is named after 13-year-old Martha Mills, whose family's concerns about her care were not listened to before her death.