Body Simulator

Your body changes its settings depending on what you do. Choose a scenario below to see how your body shifts gears!

Select a body scenario

See how your body speeds up your heart, opens your lungs, and unlocks fast energy.

See how a sudden scare triggers high alert, sharpens your focus, and pauses digestion.

See how your stomach rings its dinner bell and switches your system over to backup fuel tanks.

See how your body turns into a busy nighttime repair shop to fix muscles and grow bones.