Writer Stephanie Theobald went on a road trip around America to re-discover female pleasure. Here are the secrets - and the 7 types of female orgasms - she discovered
She gorgeous, she's a doctor and she races cars. Dr Barbara Kubicka administers Botox and fillers by day and when that job's done she wheel spins into a petrol-fuelled world of intense training and high-speed racing. We want to be her. Adele Norris meets her