In reading an article concerning sex and seniors, I read that the need for intimacy is timeless and this includes more than just sex. a physical touch, hug or hand hold, can provide many positive elements to one's health. Studies show that you can enjoy sex and variations of sexual activity for as long as you wish. 

Some benefits that accompany sexual activity as we age: sex burns fat and boosts your immune system; sex causes the brain to release endorphins, the body's natural pain relievers; sex relieves stress and makes you feel good; sexually active people have highlevels of naturally produces sex hormones-in other words use it or lose it; it minimizes the risk of incontinence; lowers the risk of prostate cancer; decreases blood pressure by opening and relaxation of the blood vessels.