The way you think and your emotions is known, without a doubt, to cause problematic releases of serotonin, norepinephrine, etc. So it's possible that you developed anxiety first, and your chemical imbalances were the result.
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Enroll the controller using the console's connect button. 1  Turn on your Xbox One console. 2  Insert AA batteries (or rechargeable batteries from the Xbox One Play & Charge Kit) into the controller. 3  Turn on your controller by pressing and holding the Xbox button until the controller turns on.