We've all seen the reports about football and brain damage.

That's why Local 4 Defenders took a long look at head injury safety and helmet maintenance at metro Detroit high school football programs.

Defenders investigation reveals metro Detroit schools using lower-rated football helmets

What happens to high school football helmets in off season

No matter helmet rating, players need to have right fit

Changes being made to prevent concussions

Football helmets used by at Macomb County schools

Football helmets used by at Oakland County schools

Football helmets used by at Wayne County schools

Football helmets used by at metro Detroit private schools

Michigan High School Athletic Association discusses new practice rules