Transportation systems across the country are adapting to meet the needs of their stakeholders. It's a basic service that many citizens rely on, so it has to work for everyone all of the time.
Centers for Disease Control and Prevention data regarding varicella (chickenpox) virus incidence and mortality rates.
Statistics on U.S. smoking rates and tobacco taxation rates for all fifty states.
Source: Centers for Disease Control and Prevention, 2015
https://www.cdc.gov/tobacco/data_statistics/state_data/
Related Data Story: State-Level Policies Reduce Smoking Rates Nationwide
If you’re an American over the age of 25, you may remember chickenpox -- formally known as the varicella zoster virus -- as an inevitable rite of passage. As the Center for Disease Control has written: “Before the availability of varicella vaccine in the United States almost everyone had varicella.” [[source](https://www.cdc.gov/vaccines/pubs/surv-manual/chpt17-varicella.html)]
Since the [first studies were published in 1950 linking tobacco use to lung cancer](https://www.cdc.gov/nchs/nhis/tobacco/tobacco_history.htm) there has been exponential attention on the issue of smoking. As new research determines links between tobacco-use and harmful side effects such as cancer, policy and disincentives grow in strictness.