Psychologists talk about the crisis after 7 years of marriage, sexologists – about a break in relations after the first year, then – in the third or fourth year, when the novelty and freshness of erotic sensations leave, and the partner loses her former sexual attraction. However, the situation can be remedied, because two loving people are quite able to return the former passion in the relationship, introducing a new stream in them… Это и многое другое вы найдете в книге How to diversify sex to spouses. How to diversify an intimate marital life in bed (Вероника Ларссон)