healthHealth and Medicine

Why Do Bruises Change Color?


Danielle Andrew

Editorial Intern

clockAug 27 2015, 14:13 UTC
2050 Why Do Bruises Change Color?
Bruise changing color from purple to yellow. Dean Bertoncelj/Shutterstock

If you’re as clumsy and careless as I am, you’ll have experienced potentially thousands of bruises over the course of your life – and even those that don’t have the coordination of a newborn calf will have had a bruise at some point. So you’ll have probably noticed your bruise changing color.

Bruises can appear in a rainbow of colors: black, reddish, purple, green, yellow, and blue. They will also fade and change as time passes from the initial incident. But why?


Take a look at this video by SciShow to find out:



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