App that gives sex tips to users raises funds from Tinder Founder

Sex tips app 'Lover' launched on Valentine's Day with $5 million in seed funding from Tinder Founder Sean Rad and other investors. Lover gives users video explainers on how to be generous in bed and helps them figure out what turns them on. Co-founded by sexual medicine clinical psychologist Dr Britney Blair, it also lets users take sexual personality quiz.