What Makes a Football Player Smart?
Keeping the head out of tackling – Human Kinetics
How to Tackle like Jamal Adams
NFL tackling stats blurry, elusive despite technology - Sports
Football Physics: The Forces Behind Those Big Hits
Proper Tackling Technique
Mistakes cost the Ravens a chance for a firm hold on first place
Are NFL Football Hits Getting Harder And More Dangerous? : Shots
Obesity Could Be the True Killer for Football Players
Does Playing Football Make You Violent? Examining The Evidence
Football Concussions: Prevention, Diagnosis & Recovery
Could You Handle A Proper Tackle In The NFL?