Janet has spent the last month going on wild spending sprees and acting very impulsively. for example, she decided to travel from new york to india one night and left the next morning. more recently however, janet has been withdrawn and hardly leaves her apartment. janet most likely suffers from

Bipolar disorder

Explanation:

Bipolar disorder -

It is a mental health condition, that leads to mood swings like high emotions and depression, is known as bipolar disorder.

These mood swings affect like majorly and affect the day - to - day activities  like sleep , work and behavior .

It is a health condition , which are life long, and life gets very difficult.

Hence, from the question,

Janet is suffering from bipolar disorder.