A time for the body and mind to take some time off. Getting some shut-eye is not only about relaxation, though. Sleeping patterns, timings and duration are a testament to the overall well-being of a man. The lack of sleep or oversleeping can be indicative of sexual dysfunctions, sperm quality and even the onset of mental illness. Find useful tips on how and when to sleep, here and what that means for your body on the path to robust health.