Jessica Migala is a freelance health and fitness writer with more than a decade experience reporting on wellness trends and research. She's contributed to Health, Men's Health, Family Circle, Woman's Day, and O, The Oprah Magazine, among other publications. Jessica lives with her husband and two young sons in the Chicago suburbs.
An out-of-sync body clock does more than just leave you sleepy. It can affect your heart health, mood, and performance at work and school. Here's how to get your rhythm back in line.
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