A wound heals in a set order: stop the bleeding, clean it up, rebuild, then strengthen. Step through the four phases and watch the cut close.
The wound over time
A cut through the skin. Watch each phase repair it a little more.
Press Advance to heal.
The 4 phases
What slows healing: poor blood flow & oxygen, infection, diabetes, poor nutrition (low protein, vitamin C, or zinc), steroids, older age, and smoking. Good blood flow (perfusion) and good food speed it up.