Many types of medical problems can cause hormonal imbalance, including: 1  Polycystic ovary syndrome (PCOS). PCOS causes relatively high and sustained levels of hormones, rather than the fluctuating levels seen in the normal menstrual cycle. 2  Thyroid malfunction.
Definition. Creative nonfiction is a branch of writing that employs the literary techniques usually associated with fiction or poetry to report on actual persons, places, or events.
Crews defines an essay as a fairly brief piece of nonfiction that tries to make a point in an interesting way.. An essay is fairly brief. While writers will sometimes refer to book-length texts as essays, the term usually refers to short pieces that might be published in a magazine or newspaper.