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Advancing Science for Global Health
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Home > News > Global Health Matters > Global Health Matters Mar/Apr 2018 > Focus on adolescent health research: Healthy habits in teens help reduce NCD burden Print

Healthy habits in teens help reduce noncommunicable disease burden

March / April 2018 | Volume 17, Number 2

By Karin Zeitvogel

When teens see their movie idols light up on the big screen, they're more likely to try tobacco themselves, Fogarty-supported studies indicate. This matters because tobacco use is the single biggest risk factor for developing an NCD later in life, and it's a behavior often adopted during adolescence.

Teenage boy smokes bidi cigar outdoors in India
© 2010 Suchetadas, courtesy of Photoshare

Santu, a 15-year-old child laborer, smokes a bidi (leaf-rolled
tobacco cigar) while working in a brick factory at
Ghanashyampur village in Murshidabad, 350 km north of
Kolkata, India. Santu also works in a bidi factory.

Among the Fogarty-supported studies to look into teen smoking, one, led by grantee Dr. Monika Arora, found a clear association between exposure to tobacco use in India's popular Bollywood movies and teens taking up the habit. India is not only the country with the largest population of adolescents in the world, but also one of four countries with China, Russia and the U.S., in which more than half of global tobacco-related deaths occur. Even after adjusting for demographic, social and family differences between the nearly 4,000 Indian teens who took part in the study, Arora found that the odds of using tobacco were more than double among teens who saw a lot of smoking in Bollywood films than those with low exposure to tobacco use in movies.

Those findings are not restricted to India. A study conducted in Argentina, with support from Fogarty and NIH's National Cancer Institute, found that the more adolescents saw actors smoke in U.S. and Argentinian films, the more likely they were to start using tobacco themselves. Researchers in India and Argentina have called for policy action on ‘film smoking,' calling it an important, independent risk factor for smoking initiation.

Early use of tobacco is of concern because it predicts greater likelihood of addiction, longer lifetime use, and higher rates of lung cancer, said Arora. "Ensuring good health in adolescents brings economic and lifestyle benefits at the individual and national level and is vital to improving the health of future generations," she said.

"We are seeing the global burden of disease shifting to NCDs, so we need to focus on health promotion and prevention, particularly among adolescents who are less risk-averse than young children or adults. If we don't, the kind of budget required for managing NCDs among adults will be way beyond the means of any government, especially in low- and middle-income countries."

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