The quality of care kids get at a young age could impact them and their moms. Researchers looked at care in children from birth to age four and a half, using surveys, observations, and physical exams.

A study finds that 2-year-olds who were around secondhand smoke are more likely to have less lung function at 7 years of age. And researchers say some have more risk than others.

A study finds Mexican-American teens weigh more if they are second or third generation than if they are first generation in the United States. Researcher Jihong Liu of the University of South Carolina saw this in national survey data on 2,300 Mexican-Americans between 12 and 18 years old.

We all need Vitamin D for our skin health, but in moderation. A study finds that young people, especially women, may be spending too much time in the sun, or any time in the tanning bed, because they’re getting skin cancer more often.