Rams defensive backs need to keep heads up and not overthink new helmet rule

Thinking is for the practice field and the meeting rooms. Often, it is counter-productive in football games.
The action happens too fast. A player, particularly a defender, who stops to ponder a decision will regret it, because there’s just no time. Yet the NFL, seemingly with good intentions, has put its players in a difficult spot to start this season, because they have to discern what might be considered a legal hit.
For many Rams, Saturday’s preseason game against Houston will be