This is the most nutso-news I have read in quite some time. According to a study in China, the wealth of your partner can determine the frequency of your orgasms.
Yes, you read that correctly.
The Chinese Health and Family Life Survey studied the relationship between the female orgasm and the characteristics of their partner in a large representative sample. Turns out that women reported having more orgasms if their partners made more money. In summary, it seems that the female orgasm has an adaptive function.