Choose the option that best completes the underlined part of the sentence.

Getting adequate sleep, a full eight hours every night, the depth of which will be enhanced by a regular regimen of physical exercise, with significant consequences for not only one's immediate short term health, but also for the immune system's ability in fighting major illness over the long term.

Title

Getting adequate sleep

Your Result

Correct

Difficulty

Easy

Your Pace

0:04

Others' Pace

1:07

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