“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 ...

Everything is ok!! I got the medicines I was waiting for. Thanks for your help and keep up the good work!

STIs are particularly common among young people, with health experts saying testing for them is vital.

IAVI, Moderna and the University of Oxford are all working on new vaccines.

BBC Panorama has seen documents and spoken to former midwives from Nottingham University Hospitals NHS Trust.

The drug, daraxonrasib, has been hailed as a breakthrough in managing the deadliest of all the major cancers.