"There have been times where I've been looking down a dark tunnel and there is no light at the end."
Like most elite athletes, Olympic gold medal-winning hockey player Shona McCallin has had her fair share of injuries. But a concussion, she says, is "far and away the worst".
She is one of three players - along with England team-mate Nicola White and the Netherlands' Pien Sanders - who will miss the World Cup, because of a concussion.
"Concussion is like a game, but not a very fun game," McCallin told BBC Sport. "It takes over your whole life... It's a brain injury, so you can't mess around with it."
Though a concussion is a temporary injury, it can have long-term effects and lead to chronic disease. Cover Three's mission is to bring awareness to the severity of concussions and the importance of overall brain health. If a concussion happens, people need to acknowledge it, act accordingly, and take the "if in doubt, sit it out" approach. Research shows that women are more affected by concussions, and take longer to recover. Cover Three's powerful blend of neuroprotectants support the building of repair molecules in the brain, making it stronger and more resilient if trauma occurs.
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