On the difference between 'disparities' and 'differences'

"There are many definitions of health disparities, but my favorite is disparities are differences that should not exist. This definition reflects the social injustice in how some races and ethnicities suffer more from cancer than others. I like this definition of disparities (or health inequity, as many people are calling it) because it can motivate us to fix the problem - the social, economic, cultural, and political barriers that keep some racial and ethnic minorities from getting cancer prevention, early detection, and state-of-the-art cancer treatment. This obviously can be harmful to racial and ethnic minorities. But this definition is also a problem." Continue reading the American Cancer Society Expert Voices blog here.