Sleep apnea treatment may reverse memory problems
NEW YORK  - The results of a preliminary study suggest that memory deficits that are common among people with sleep apnea can improve when they are treated with positive airway pressure.
SAN FRANCISCO (CBS.MW) -- Shares of Elan Corp. and Biogen Idec rose in premarket trade Wednesday after the US Food and Drug Administration approved the companies&#39; multiple sclerosis drug Tysabri.