Hobbies that make money can be shared by girls and guys. For example, you can be a good designer like me, or you have a common hobby with your boyfriend - numismatics. By the way, after reading this article https://selfgrowth.com/articles/what-to-choose-5-most-popular-hobbies , I realized that having a hobby can be beneficial not only for mental health, but you can also start making money with it. In this case, the love to collecting coins can be a profitable investment in your prosperous future.