But don't expect to be able to test those claims yourself any time soon.

CNN: From the Web

Stand up and test them for yourself.

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So if you're concerned about lead on toys, we think you can use one of these do-it-yourself lead test kits.

NPR: Do Home Lead-Testing Kits Work?

Believe in what you stand for and put yourself to the test every day.

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Put yourself to the test and take the quiz: Measure your opportunity management proficiency.

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But when you fall, the real test is whether you can ignore the naysayers, pick yourself up and come back stronger.

WHITEHOUSE: President Obama Welcomes the 2012 NBA Champion Miami Heat

"If you are taking part in a test of which you are not informed, you feel yourself as a worm that they use in fishing, " Mr Nagy said.

BBC: How Hungary let East Germans go

Whatever you do, you need to put yourself in different environments that will help give you perspective and test and challenge your world view.

FORBES: Magazine Article

In Test rugby, there is not a lot you can do physically to prepare yourself a week before the match.

BBC: SPORT | Rugby Union | English | Josh Lewsey's column