Sex

Research shows that the patch, worn on the perineum, leads to a near fourfold increase in ejaculation time.

The unnamed tourists got hot and heavy in full view of onlookers - and the whole incident was filmed.

Twitter user @kittynouveau was one of the first to notice the unusual product on offer from a company that calls itself Come&gone.

Blogger Melissa Luies discusses the most important things she's discovered about sex this year.