Dialectic is a formal system of reasoning that arrives at the truth through the exchange of logical arguments. Dialectic is a process of examining an issue using very careful steps. A thesis, or argument, is offered, followed by the antithesis, or counterargument. The goal is to extract the best points from each of these to form a synthesis..
Other causes of unintentional weight loss include: 1  cancer. 2  hyperthyroidism (overactive thyroid gland). 3  hypothyroidism (underactive thyroid gland). 4  abdominal infection. 5  gastroenteritis. 6  malnutrition. 7  dementia. 8  Celiac disease. 9  HIV/AIDS.
Photograph by BIOPHOTO ASSOCIATES/Getty Images. A sudden increase in hair growth or loss in women is often caused by an imbalance of male hormones, which are naturally present in both men and women in differing amounts. If you get an increase in testosterone, for example, excess hair can be the result.