What is a concussion and what are the symptoms to look for?

A concussion is a brain injury or head injury caused by shaking or punching someone very hard on or to the head.

Explanation:

You will know if you have one by migraines coming up more frequently. It will lead to dementia possibly. It may also start memory loss. And even messes with your vision.

Hope I helped sorry if I didn't

the answer would be roots! roots are the parts of the plant that are underground, and that's how they'd anchor the plant. the stem is above the sol, which doesn't with anchoring. hope this !

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