Usually, a person does not suddenly lose sexual health, there are many reasons that can reduce sexual desire ...
for example...
Negative thoughts, chronic stress, obesity, smoking and drinking, diabetes, high blood pressure, heart disease, indigestion, excessive masturbation, and lack of exercise, all these issues cause hormone levels to drop and negatively impact neurology and blood circulation in both men and women. This can often lead to a variety of sexual problems.
You may experience loss of libido, lack of interest in sex, erectile dysfunction, premature ejaculation, etc. due to one or more of the problems mentioned above.
For a sexual function to occur, a chain of events must occur. The first event in this series is psychological stimulation. It is fueled by sex drive, also known as libido. The brain then sends impulses through nerve pathways to the penis and vagina.