As is often the way, when Tamsin Hewitt and her partner Simon’s first child arrived five years ago, their sex life took a back seat. Even so, at least once a month when daughter Tessa was tucked up in bed, they’d make time for each other. ‘After six years, things like work and children get in the way of sex, but it was still important to both of us,’ says Tamsin, a 44-year-old writer from South London. ‘Quality was more important to us than quantity, and that worked perfectly well.’ Working from home and spending all day every day together can impact a relationship