In the latest study, Dr. Wolinsky said he chose to use the updated Double Decision game in part because it is available for home users.
In that trial, about 2, 800 elderly participants showed improved memory, reasoning and visual processing speed after playing an earlier version of the Double Decision game, said Dr. Wolinsky, who also worked on that earlier research.
Also on Saturday, Syria and Iran accused the US of double standards over its decision to provide aid to rebels fighting to topple President Bashar Assad and said the move would only prolong the conflict.
Instead, Sinn Fein sought to shift the media focus from its royal dilemma by concentrating on its MPs' decision to end Stormont Westminster double jobbing.
These steps include the decision by the Japanese central bank to double the country's money supply and buy long-term government bonds to try to keep interest rates low.
Giving evidence to the Education Committee on 27 July, Tim Byles, from Partnerships for Schools, said the list of schools affected by the decision to cancel BSF should have been double-checked with local authorities by the Department for Education.
The investors are likely to pull the raw information about a borrower, roll up their sleeves, and analyze the credit quality themselves, either as a primary decision-making tool, or as a double-check on the rating.
However, consumer inflation continues to rise at double-digit rates, complicating the RBI's policy decision.
The Durham paceman's post-lunch spell reaped a double breakthrough when extra bounce unsettled Leon Johnson and a fortuitous lbw decision accounted for home captain Darren Sammy.
When I-drive moved to double capacity and restructure its architecture, "four days after we made our decision EMC had the job done, " says Jeffrey Bonforte, chairman.
Capello's side were handed a double reprieve as local referee Abdullah Abdou firstly declined to send Foster off, a surprising decision, and then Luis Fabiano lashed the resulting penalty yards over the bar.
Mahela Jayawardene was left to question his decision to bat first after winning the toss as only four of his batsmen reached double figures.
Is it possible that the ghastly unemployment, stagnant growth (and possible double-dip recession), and financial market convulsions all can traced back to one single decision?
FORBES: Fiat Money: The Root Cause Of Our Financial Disaster
His campaign to have the decision reviewed has been backed by businessman Lord Sugar, TV chef Jamie Oliver and the double Olympic gold medallist Mo Farah.
And following the decision of Martin McGuinness to resign as an MP in order to avoid so-called "double-jobbing", by holding a seat in both the House of Commons and the Northern Ireland Assembly, a by-election is also expected in his Mid Ulster constituency.
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