Answer:
Having a first-degree relative, such as a parent or sibling, with bipolar disorder. Periods of high stress, such as the death of a loved one or other traumatic event. Drug or alcohol abuse.
Explanation:
Feco-oral route --> unwashed hands contain fecal coliforms which spread to anything hands touch if not washed properly with soap
Respiratory droplets --> couching can spread certain pathogens that cause pharyngitis, bronchitis, flu, pneumonia, tuberculosis, and even meningitis
It adds endorphens back into ur brain like positive chemicals and ur less likely to get depressed alot
