Sleep's CAR Is Its Cortisol Awakening __

This page is the CodyCross answer for the clue below from A Sweet Life, Group 1083, Puzzle 1 (Cream Puffs).

Question is: Sleep's CAR Is Its Cortisol Awakening __

and the answer is: RESPONSE

Word Meaning:

RESPONSE — An answer or reply, or something in the nature of an answer or reply.

Definitions from Wiktionary.

Sleep's CAR is its cortisol awakening __ — CodyCross Answer | CodyCross Solutions