Watching old NFL films, a couple observations are evident immediately. The hairstyle that many of those players wore are ridiculous by today's standards, the facemasks seem laughably inefficient and players have pads covering their hips and legs.

Like the hair and the one-bar facemasks, the hip, thigh and knee pads have fallen out of fashion, especially for those who feel like they need extra speed (for example, receivers and defensive backs). It's not surprising then when those players come down with leg injuries that might have been prevented by taking the preventative measures that their forefathers did.

That, however, could change.

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