Read the writing prompt, and then write a response:

WRITING PROMPT:
Earlier, you read Part 1 and Part 2 of "Concussions 101". You also read Part 1 and Part 2 of  "Zack's Story: A Concussion Survivor's Journey." You also read "Rethinking Youth Sports" In a multiparagraph informative essay, explain what concussions are, what causes them, what can prevent them, and how to avoid making a concussion life-threatening. Cite text evidence by quoting or paraphrasing text as you explain.

Open the sources in separate tabs so you can refer to them:
Part 1 and Part 2 of "Concussions 101"
"Zack's Story: A Concussion Survivor's Journey"
"Rethinking Youth Sports"