What Are The Meaning Of Color Wrist Band Used In High Schools What Do Those Colored Wrist Bands Stand For?

What do those colored wrist bands stand for? - what are the meaning of color wrist band used in high schools

I've heard of these bracelets to wear colored people of each media and if somthing it seems to, which means that it is not true. What does each color stand .... and not in not talking about those who fight for the cause of some, like AIDS or cancer