Source: Official Guide Revised GRE 2nd Ed. Part 9; Section 4; #4

3

There may be a threshold below which blood

There may be a threshold below which blood pressure reductions become given that a long-running study showed no decreased heart risk for drops in blood pressure below a certain point. worthwhile, indiscernible, arduous, significant, superfluous

1 Explanation

4

Gravatar Chris Lele, Magoosh Tutor

Dec 2, 2012 • Comment

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