I'd like to order some foreign currency <a href="http://touslesjobs.org/naked-ladies-e539.pdf#classes" rel="nofollow">art sex</a>  Dr Butler was alarmed by research that found light emitted from computer screens, including iPads and smartphones, encouraged the brain to remain awake, causing sleep deprivation that affected the brain&rsquo;s ability to lay down short-term memories after a day&rsquo;s study. &ldquo;The end result is typically an inability to remember and learn,&rdquo; he says. Countless studies support Dr Butler&rsquo;s fears. Researchers warn that the bite-size chunks of information offered by the internet, with constant inducements to click to another page, are reshaping our neural pathways, permanently damaging our abilities to concentrate or to lay down &ldquo;deep&rdquo; memories.