“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.”

“I take 20 mg Cialis pill and it works as expected but after sexual intercourse I sometimes feel muscle pain in the back and fatigue. I do not know if this is because I work like a stud or it is a side effect. Anyway I am lucky that I gave it a try.”

Younger women could benefit from targeted interventions to tackle the apparent rise, researchers say.

It follows a landmark review of gender services in England which warned of a lack of research.

Swedes have been able to change their legally recognised gender since 1972 - but this will make it easier.

Severely obese pre-schoolers in Somerset are among the first to receive NHS weight management help.