Why do so many American football players wear short sleeves even when it's bitterly cold? - Quora
Olin Kreutz Has Some Advice on Dealing With the Cold (And Other Bears Bullets) - Bleacher Nation
Rain, sleet or snow: How NFL players stay warm during the coldest games - Sports Illustrated
Steelers legend Hines Ward on how he came to never wear sleeves, why blocking mattered so much to him
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