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Smith, whose son was the first to wear the collar in competition, was elated with the study results. Sale 93 Bravvion Roy NFL Jerseys,

“I have a hard time thinking anybody that actually looked at the studies and seeing what it does wouldn’t feel the same way,’’ he said Sale Carolina Panthers NFL Jerseys, . “This is actual scienc Buy NFL authentic jerseys, e.’’

There were skeptics in the science field when Kuechly first began wearing the collar, but that didn’t prevent the FDA from approving Cheap Stitched NFL Jerseys Free Shipping, it. One expert in the world of concussion study who asked not to be identified in a 2017 ESPN.com article on the collar said “playing with blood vessels is really risky and could have negative consequences.’’

Eric Nauman, a professor of biomedical engineering and basic medical science at Purdue University, is part of the school’s Neurotrauma Group that has conducted studies on 550 football and soccer players. He, too, was skeptical in 2017.

“We actually did not pursue this one because we had concerns about the idea of pressing on the [jugular] vein, especially in an uncontrolled way,’’ he said.

The science that had Smith initially look at pressure on the jugular vein came from studying animals, particularly the woodpecker, earning him the nickname “the Bird Brain Doctor.’’

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