pcs post-concussion syndrome . concept words pcs post-concussion syndrome on wooden stick on a beautiful blue table blue

ache anxiety background beautiful blue brain business chemistry children chronic cognitive complex concept concussion copy deficits design diagnosis disease disorder dizziness doctor education effect evidence fatigue head headaches health injury insomnia loss medical medicine pcs permanent persistent person post post-concussion postconcussion risk sensitivity space sport stick stress symbol symptom syndrome table text therapy trauma traumatic wooden word words worsen