Asked Wednesday what percentage of current NFL defenders don't know how to properly tackle, Whitner answered, "Somewhere near 50." "You have guys just running in there diving at people's feet.

Without proper balance, you are prone to either missing the runner entirely if he makes a cut, or you’ll attempt to make an arm tackle, which normally doesn’t work. (Step 2) Focus on jersey number ...

Not only are textbook tackles more effective, but they're also safer. This is why the NFL has teamed up with USA Football in order to teach the youth how to tackle properly and safely. By training ...

Without proper balance, you are prone to either missing the runner entirely if he makes a cut, or you’ll attempt to make an arm tackle, which normally doesn’t work. (Step 2) Focus on jersey number ...