Answer:
It is a concussion
Explanation:
it is a type of brain trauma that is really easy to get and stays with you for a long period of time .
The nervous system is the most important body system and the heart is the most important muscle
Answer: False
Explanation:
despite your age you can still catch sexually transmitted diseases it is actually most common in teenagers
Answer:
D. Follows the rules and laws of the community
It originated in China
It is highly contagious
It infects the lungs
It can cause permanent damage
Seniors are more prone to getting it