1.   Exactly how caffeine boosts physical performance is still not clear.

2.   He wanted to boost their performance in school and help them find and hold jobs.

3.   Sure, you will boost performance if you manage to pick a few hot stocks or some superstar mutual funds.

4.   The government and housing divisions were said to have yielded the lowest returns and action is promised to boost their performance.

5.   And some workers may even use drugs to boost their performance, the researchers say.

6.   Before the season, The Rocket had challenged Schilling to boost his performance.

7.   Administrators, however, say it is needed to change school culture and boost academic performance.

8.   All of its revenues come from royalties on its technology, which boosts the performance of computer memory chips at little extra cost.

9.   Bush has stressed the need to boost student performance, and has proposed cutting federal dollars to schools that fail to meet certain standards.

10.   But the best way to boost student performance is to raise standards and hold students and teachers to them.