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First, the researchers exposed some human airway epithelial cells in culture dishes to e-cigarette vapor

Background: Water pipe (hookah) smoking has become a common activity in Germany, particularly among adolescents and young adults

Int J Cancer 147(3):866875

STEP 3 Review the lessons and take the practice quizzes to prepare for your final exam

The soundtrack itself is also part of this wistful fabric, with A-ha singer Morton Harket turning up to croon Frankie Valli's "Can't Take My Eyes Off You," the giddily-received appearance of Soft Cell's "Tainted Love" (see if you can recognize the actresses playing Connie's friends without reading the credits, and know they all went to high school together again) and, in a fun little touch, Paul Simon's 1973 hit "Kodachrome" scored against a montage condensing Super 8-shot home movies of Connie's childhood

These drugs change your teens perception and behaviors and may produce toxic effects