Sexual health has to do with the state of well-being that allows a man to fully engage and enjoy sexual activity. This is not just physical, but psychological and relational, as well. Sexual health includes libido and function, which can be impacted by physical, mental, and emotional causes and concerns.   Male sexual health isn’t just the absence of disease, it can include other factors. It includes the prevention of transmission of diseases and treatment of those. It can also include the complications of infertility.