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Children, Adolescents, & Teens


Did You Know? is a weekly feature from the Office for State, Tribal, Local and Territorial Support to inform your prevention activities. We invite you to read, share, and take action!

View the Current Did You Know?

April 28, 2017

  • About 1 in 7 US children aged 2–8 years has a mental, behavioral, or developmental disorder, such as anxiety, learning problems, or attention-deficit/hyperactivity disorder.
  • Kids who have these disorders and live in rural areas face personal, financial, and neighborhood challenges more often than those who live in urban areas.
  • Rural children and their parents might need additional support from states, healthcare systems, and primary care providers—here’s how to help them thrive.

April 21, 2017

  • Vaccination of children born during 1994–2013 will prevent an estimated 322 million illnesses, 21 million hospitalizations, and 732,000 deaths over the course of their lifetimes.
  • Following the recommended childhood immunization schedule protects babies and children by providing immunity early in life.
  • Healthcare providers and public health professionals can educate patients about the importance of vaccination and staying on schedule using easy-to-read resources recommended by CDC.

January 27, 2017

October 21, 2016

  • Dental sealants prevent 80% of cavities in the back teeth (molars), where most cavities occur.
  • School-aged children without dental sealants have almost 3 times more cavities than those with sealants―according to the latest Vital Signs report.
  • States can protect millions more children from cavities by starting or expanding dental sealant programs in schools.

September 9, 2016

May 6, 2016

  • Only about 40%–50% of young children (ages 2–5 years) receive psychological services as part of their treatment for attention-deficit/hyperactivity disorder (ADHD)—according to the latest Vital Signs report.
  • Behavior therapy is the recommended first-line treatment for young children with ADHD; it can work as well as medication and without the side effects.
  • Healthcare providers should first refer parents [PDF–634KB] of young children with ADHD for training in behavior therapy before prescribing medication.

April 15, 2016

February 12, 2016

January 8, 2016

  • More than 18 million US middle and high school youth were exposed to e-cigarette ads in 2014, according to the latest Vital Signs report.
  • Exposure to e-cigarette advertisements might be contributing to increases in e-cigarette use among youth.
  • States and communities can use proven approaches to prevent youth from using tobacco products, including e-cigarettes.

June 12, 2015

May 1, 2015

April 17, 2015

April 10, 2015

September 12, 2014

August 22, 2014

August 8, 2014

June 27, 2014

April 25, 2014

April 11, 2014

February 28, 2014

February 7, 2014

  • Motor vehicle crashes killed more than 9,000 children aged 12 years and under over the past decade.
  • Almost half of all black (45%) and Hispanic (46%) children killed in crashes during 2009-2010 were not buckled up, compared with 26% of white children.
  • States can help reduce child motor vehicle injuries and deaths by using recommended strategies to increase car seat, booster seat, and seat belt use.

January 3, 2014

December 6, 2013

  • A new CDC study found a 42% increase in the prevalence of attention-deficit/hyperactivity disorder (ADHD) in US children aged 4 to 17 years between 2003 and 2011, as reported by parents—estimates vary widely among states.
  • Children with ADHD are more likely to have problems in school, have strained family and peer relationships, and be injured than children without ADHD.
  • Knowing the symptoms of ADHD is essential so children can get the help they need and reach their full potential.

November 22, 2013

August 9, 2013

April 5, 2013

  • Nearly 1 in 5 teen births are repeat births. Of approximately 365,000 teen births in 2010, 66,800 were repeat births.
  • Repeat teen births can severely limit a mother’s ability to finish her education or get a job and carry substantial health, emotional, social, and financial costs for teen mothers and their children.
  • CDC provides guidelines for healthcare professionals to counsel sexually active teens on the most effective types of birth control and resources for parents to talk to their teens about preventing repeat pregnancies.

November 30, 2012

November 9, 2012

October 5, 2012

June 8, 2012

April 20, 2012

October 21, 2011

August 19, 2011

April 29, 2011

April 8, 2011

Did You Know?  information and web links are current as of their publication date. They may become outdated over time.

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