: Your brain performance and mood are directly tied to how well-rested and "in sync" you are.
: Your body processes food differently depending on the time of day. Eating in alignment with your rhythm can help manage weight and energy. How to Get Back in Sync Clocks and rhythms
Mastering the Tick-Tock: A Guide to Your Body's Clocks and Rhythms : Your brain performance and mood are directly
: A consistent rhythm makes it easier to fall asleep and stay asleep. How to Get Back in Sync Mastering the
Your primary timekeeper is the , regulated by a "master clock" in the brain called the suprachiasmatic nucleus (SCN). This clock responds to external cues—primarily light and darkness —to signal when it’s time to be awake and when it’s time to sleep.
When your internal clocks are ticking in unison, your body functions like a well-oiled machine: