New York Governor Andrew Cuomo proposed legislation to ban flavored e-cigarettes statewide in an effort to protect young people from the unknown consequences of vaping.

The U.S. Food and Drug Administration issued a warning letter to Juul Labs Inc. over the company’s marketing practices for e-cigarettes.

The U.S. Centers for Disease Control and Prevention identified 193 potential cases of severe lung illness tied to vaping in 22 states as of Aug. 22, including one adult in Illinois who died after being hospitalized.

San Francisco is the first major city in the United States to ban the sale of e-cigarettes as officials look to control the rapid uptick in teenage use of nicotine devices made by companies such as Juul Labs Inc.

The U.S. Food and Drug Administration carved out new recommendations for makers of e-cigarettes, or vapes, including guidelines on how to address public health issues while designing their products.

Almost half of the people who followed Juul Labs Inc on Twitter were not old enough to legally purchase e-cigarettes in the United States, according a published study.

The U.S. Food and Drug Administration warned of potential safety risks from the use of e-cigarettes after the regulatory agency found certain users had suffered from seizures.

India’s health ministry called for Juul Labs Inc.’s electronic cigarettes to be blocked from entering the country, a letter seen by Reuters showed, potentially dealing a blow to the U.S. company’s plans to tap the South Asian market.

The U.S. Food and Drug Administration proposed stricter compliance policy for e-cigarette products and prioritizing regulation aimed at curbing their sale to minors, the regulatory agency said in draft guidelines.

FDA Commissioner Scott Gottlieb plans to step down in April 2019, a sudden resignation that calls into question how the regulatory agency will handle issues such as surging e-cigarette use among teens and efforts to increase competition in prescription drugs.