Human coronavirus is a global pandemic that has infected over a hundred thousand people worldwide. The disease is extremely contagious, causing mass quarantine and entire cities to shut down, where coronavirus is running most rampant. Coronavirus has caused world markets to decline and is already making a large financial impact. Coronavirus is present in 36 states and rapidly spreading. In this article, we will discuss what coronavirus is, how it spreads, how to avoid getting it, and what areas are affected in California.