To understand pathology and, subsequently, how to mitigate disease and illness, you must first establish what health and wellness are.
Read the WHO Definition of Health.
In the context of this course (with pathophysiology and pharmacology concepts in mind), answer the following questions in the discussion forum:
What does it mean to be healthy?
What does it mean for the body to react abnormally to a disease or illness? What does it look like?
Support your answer with relevant resources.