Lions head coach Jim Caldwell just wanted to make things clear in the media. Paul Sancya

In order to help the players adjust to a drastic time difference during their week in London, the Detroit Lions hired a sleep specialist before their Week 8 matchup with the Kansas City Chiefs at Wembley Stadium.

Lions head coach Jim Caldwell felt the need to clarify that to reporters in London earlier this week.

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"You may see some guys with sunglasses on early in the morning," Caldwell said, via ESPN's Michael Rothstein. "They are supposed to wear sunglasses until a certain time for the next couple of days. I have mine in my pocket, I would have them on right now, but you guys might think that I have them on for another reason, so I had to take them off."

Caldwell's players are trying everything to adapt to the adverse conditions, something they haven't even been able to do on their home continent -- we'll see if the 1-6 squad finds a stroke of luck overseas.

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