What Is the Purpose of Sleep Testing? Sleep studies, or polysomnograms, are tests to diagnose sleep disorders like sleep apnea, periodic limb movements of sleep, parasomnias (sleep behaviors), and narcolepsy. They generally involve spending the night sleeping at a sleep laboratory or sleep center.
Origin and Meaning of Laura.  1 Laura is a name of Latin origin, and it means Laurel. 2  LP is a rock music, pop music, indie rock, indie pop, and alternative rock musician. 3  Reese Witherspoon is an actress and producer. 4  Laura Prepon is an actress, producer, and model. 5  Laura Dern is an actress, director, and producer.
The name Linda is a Latin baby name. In Latin the meaning of the name Linda is: Beautiful. The name Linda is an American baby name. In American the meaning of the name Linda is: Beautiful. The name Linda is an English baby name. In English the meaning of the name Linda is: Lime tree; linden tree. The name Linda is a German baby name. In German the meaning of the name Linda is: Snake. Lime tree; linden tree. Can also be a name ending in -linda.