pandemic medical noun : an occurrence in which a disease spreads very quickly and affects a large number of people over a wide area or throughout the world

addiction – n. a strong and harmful need to regularly have something (such as a drug) or do something (such as gamble)

pattern – n. something that happens in a regular and repeated way

impact – n. to have a strong and often bad effect on

chronic – adj. medical : continuing or occurring again and again for a long time

significant – adj. very important

psychiatrist – n. a doctor who treats mental or emotional disorders

coordination – n. the ability to move different parts of your body together well or easily