This is our German Shorthaired Pointer, Fritz. He is 2 years old and is the perfect dog for us. Fritz is loyal, obedient, respectful and active! The high point of Fritz's day is the long run we take every afternoon.
Scientists say they may have found the reason why we need to sleep. Photograph: Corbis Scientists in the US claim to have a new explanation for why we sleep: in the hours spent slumbering, a rubbish disposal service swings into action that cleans up waste in the brain. Through a series of experiments on mice, the researchers showed that during sleep, cerebral spinal fluid is pumped around the brain, and flushes out waste products like a biological dishwasher.
Undergoing an overnight sleep study and reaping the benefits of doctors whose expertise is the study of sleep can be a useful tool across many fields of medicine. Overnight Sleep Study. For an overnight sleep study conducted by professional sleep technicians, a patient will typically be at the sleep center for 12 hours or more. Sleep study research can reveal much about a person's health and many times can lead to a diagnosis of a very treatable sleep disorder.