Can “brain training” make you smarter?
NBC News: The “brain training” industry, including companies such as Lumosity that offer online exercises to keep the brain sharp, is expected to make $3 billion by 2015. But some experts are skeptical whether the games actually work. “There’s no evidence that you’ll be able to remember your keys better, or what you’ll be able to do better [because of] that test,” said Douglas Detterman, the Louis D. Beaumont University Professor.