Merge pull request #1176 from peter-kehl/1175

For #1175

Author: marioidival

src/flow_control/while.md

@@ -1,6 +1,6 @@
 # while
 
-The `while` keyword can be used to loop until a condition is met.
+The `while` keyword can be used to run a loop while a condition is true.
 
 Let's write the infamous [FizzBuzz][fizzbuzz] using a `while` loop.