Humans need food, clothing and shelter in order to live. Aside from that, there are other needs in order to be healthy in a holistic manner, like the love of a significant other, friends and family, and sex.
That is why when your libido starts to diminish; you need to find out how to get your sex drive back. The importance of sexual activity varies between gender and age. In general, this act creates a bond and provides physical pleasure to each person. Surprisingly, other benefits to the mind and body exist.