We celebrate them as beacons of entertainment. Each hit showcasing ultimate strength and athleticism.
But behind the big clashes comes a heavy price. Chronic traumatic encephalopathy can have disastrous impacts on many former athletes.
Ticker DocumentariesTrump threatens to take Greenland as NATO crisis erupts
Trump sparks global outrage, claiming U.S. must control Greenland for security amid rising Arctic tensions and geopolitical stakes.
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