How the Rat Race Works

Brain

Locus coeruleus shocks brain into hyperactivity. Stress hormones flood the system.

Lungs

Norepinephrine speeds up respiration.

Heart

Adrenaline turns up heart rate, increases blood pressure.

Liver

Provides extra sugar to fuel brain and muscles.

Belly

Fat cells open up to receive fatstorable energy.

Feet

Now you're ready to flee or fight.

Copyright © 2003 IDG Communications, Inc.

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