Concussions: How do I know if an athlete on my team had a concussion?
Dr. Gerry Gioia explains two important signs to look for.
About the Expert
Gerard Gioia, PHD
Division Chief, Neuropsychology
Director, Safe Concussion Outcome, Recovery and Education (SCORE) Program
Zhen Chao, now called Maddox, was born in China with a genetic condition called neurofibromatosis type 1 (NF1) that can cause painful or disfiguring tumors called plexiform neurofibromas. Read about Maddox.
Read More of Maddox's Story
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