Sleep, Insomnia, Stress: What you don't know can hurt you.

The secret to a healthy life is out and it all comes down to sleep. In Sleep, Insomnia, Stress, you'll receive solid information on what happens while we sleep and how this simple action affects our entire life, including men's sexual health. A valuable resource of research articles is included in addition to several self-tests to help you understand whether you're a "lark" or an "owl" and how that affects your work life. Don't sell sleep short and don't pile up that sleep debt; it's a matter of life and death.