He can hurt his organs, lungs, and especially his heart. This can not only affect him but his life too.
Answer:
Acute stress: Researchers have found that during periods of acute stress, cells of the innate immune system are more active and increase their circulation throughout the body in order to patrol for infectious microbes.
Answer: frequent hand washing
Explanation:
Answer:
i dont have any
plus you are my sister so...............!
Explanation:
C. No one knew germs existed
Therefore diseases spread because they did not know how to prevent them and they did not have good hygiene.