tobacco laws by state Regarding Indoor Public Use, Retail Sales, and Prices of Electronic Cigarettes — U.S. States, Guam, Puerto Rico, and U.S. Virgin Islands, September 30, 2017 NEW STATE LAW TAKES EFFECT:

By achieving a youth cigarette smoking rate of 10.8% in 2015, which is the lowest teen cigarette smoking rate recorded since data collection began in 1991, the United States has exceeded its national Healthy People 2020 objective of reducing adolescent cigarette use to 16% or less

Exposure to second-hand smoke in children increases risk of: Low birth weight Sudden Infant Death Syndrome (SIDS) Ear infections Poor lung development Bronchitis and pneumonia Asthma, cough, and wheeze Being exposed to second-hand smoke as a child may lead to respiratory problems later in life

Rules vary and change with time so it is always a good idea to check the airline website, and your booking for details

Key effects of smoking on tooth color include: Tar Buildup: Creates dark, stubborn stains that resist regular brushing