1.   Also boosting the dollar were signs of rising tension on the Korean peninsula that prompted traders to sell yen to buy the U.S. currency, traders said.

2.   Boosting their confidence are recent California polls that show Dole and Gramm beating Wilson.

3.   Boosting can be dangerous, even leading to stroke or death.

4.   If they did so, Bush said, it would be in order to boost the candidate less likely to beat a Democrat.