Just say...Yes!

From the CNN.com news article:

One in five respondents to a new survey in the journal Nature say they've used drugs to boost their brain power.

"We were putting our finger in the air to see what our reader response would be. And it was tremendous," said Brendan Maher, an editor with the widely read scientific publication. "What it's suggesting is there are a high percentage of adults using these drugs."

The informal, nonscientific survey, conducted online, polled 1,400 people in 60 countries. Most of the responders, the majority of whom said they worked in biology, physics, medicine or education, reported taking the drugs to improve their concentration.

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