Summarization
Directions: The paragraph is followed by an incomplete phrase or sentence which summarizes the main idea of the paragraph. Spell out the missing letters of the word.

     There are 15 million of us who fly across multiple time zones every year, with 500,000 of us in the air at any given moment. And for those of us who fly more than a couple of time zones from home jet lag can be a serious challenge.
Millions of people sfrom jet lag every year.