For men, the issue is really an intersection of hormones and no nitric oxide. That's because nitric oxide plays a large role in maintaining erections, as does the main male sex hormone, testosterone.
For women, nitric oxide doesn't play as large a role in libido and arousal, but some of the most intriguing answers to increasing sexual desire lie in hormones that purport to restore overall vitality and sexual vibrancy.
But as you age, you should be able to experience the best of what sex has to offer—a deepening of your emotional relationship with the pleasure of your physical relationship.
Find out more about this book:You: Staying Young: The Owner's Manual for Extending Your Warranty