“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.”

“Honeymoon returned and my husband feels like a teenager again. His erection is the same as at our first date 30 years ago. He feels like a man again, his penis is hard with a big head so he can be proud of it again. Viagra really helps.”

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.