“…732,746 ENDS are promoted heavily online 451,695 through ENDS company–sponsored advertisements 697 and users’ social media profiles, 424 with occurrences on YouTube 690,697,706,707,710,722,731,739 and Twitter. 691,713,715,725–727,733,743 Youth and young adult exposure to TV advertisements for ENDS has increased since 2011. 689,735 Two RCTs 712,720 and four cross-sectional studies 403,629,723,741 have shown that tobacco marketing exposure may promote ENDS uptake.…”