If you have symptoms of sleep apnea, your doctor may ask you to have a sleep apnea test, called a polysomnogram (PSG). This may be done in a sleep disorder center or even at home. A polysomnogram -- ...

Paradoxical insomnia: Is the patient sleeping or not? A patient complains that he cannot sleep despite normal polysomnogram results. One poorly understood sleep disorder is paradoxical insomnia, in ...

Paradoxical insomnia is when you feel like you didn't sleep, but sleep tests show you did. It's important to see a healthcare provider if you think you are having trouble sleeping. Prolonged increases ...

The polysomnogram is a sleep test usually done overnight in hospital to diagnose sleep disorders. But for people who cannot sleep in a strange environment with wires stuck to them, sleep studies can ...