Says the low sex drive problem is from the male side and it's physical, you may try this Activ-H Sex Pills to boost testosterone level for a hard erection. Well, this is only useful if the problem is erectile dysfunction. There are a lot of different reasons that could trigger low sex drive. A stressful life is one of the main reason that people are having less sex and unhappy life. You may sit down with your partner to discuss about the life that both of you want and maybe he or she wants a simple life not a big house and big car to show off. You may save the time for your family for a happier life.
A long term relationship may make the sex life routine and boring, you have to be more creative and make the sex life more fun. Spend some time to search online for some fun ideas about sex, you won't regret about it. Most of the guys are easily turn on, and girls on the other hand take longer time. Spend more time on the foreplay and she may surprise you when she become the beast. For ladies, you may just get some sexy lingerie or if he is interested with costume, it's not a bad thing to try for a better sex life.
Attached these 2 links here for your reference for low sex drive problem.