The Flint water crisis and other public health woes from 2016

Vaping, opioids and lead continued to cause problems this year

Flint, Mich., water tower

WATER WOES  Many residents in Flint, Mich., are still relying on bottled water after lead-tainted water raised alarm late last year.

Linda Parton/Shutterstock

Drug use continued to threaten the health and safety of the American public in 2016, while a hidden menace in drinking water remained a major worry for the people of Flint, Mich.