In Hawaii, 29 percent of more than 1,900 ninth- and 10th-grade students in five schools had at some time used e-cigarettes, according to a survey published in Pediatrics in January
Decreased alertness Low oxygen levels and chemical asphyxiates can cause changes such as confusion, fainting, and decreased alertness
Expiry Date or Expiration Time The Expiry Date EXP or expiration date is usually also abbreviated as BB/BBE (Best Before)
Potentially harmful constituents also have been documented in some e-cigarette cartridges, including irritants, genotoxins (which can damage DNA), and animal carcinogens, FDA says in a statement on its website
Nothing to sing along to, and no familiar tunes