University of Colorado at Boulder

The trillions of microbes that live in our guts and on our skin have the power to affect our health in big ways — from stomach disorders and autoimmune diseases to acne and mood. The secret life of what scientists call our microbiota has remained largely obscured, however, because many of the organisms in the gut can't be grown in a lab.

Since October more than 57,000 unaccompanied children from Central American countries have been detained at the U.S.-Mexican border.

Recent numbers from the federal Office of Refugee Resettlement said more than 30,000 of these children have been release to sponsors, typically a parent or relative, in the United States.

The report showed 221 kids have been released to sponsors in Colorado between Jan. 1 and July 7.