Nancy Shute

Two-year-old Robbie Klein of West Roxbury, Mass., has hemophilia, a medical condition that interferes with his blood's ability to clot normally. His parents, both teachers, worry that his condition could make it hard for them to get insurance to cover his expensive medications if the law changes. Jesse Costa/Jesse Costa/WBUR hide caption

Flu shots are recommended for all pregnant women. PhotoAlto/Michele Constantini/Getty Images hide caption

Our unconscious brains can have a big effect on pain and healing. Stuart Kinlough/Ikon Images/Getty Images hide caption

It would look pretty darned cute if you didn't know it's a colon cancer screening test. Nancy Shute/NPR hide caption

Lack of access to quality medical care remains a major factor in higher breast cancer death rates among African-Americans. Deborah Jaffe/Getty Images hide caption

Health care providers have to have permission from the federal government to provide medication-assisted treatment for opioid addiction. The Washington Post/Getty Images hide caption

Researchers tested a variety of medications to treat severe nosebleeds. But saline appears to work just as well. Glow Wellness/Getty Images hide caption

Elderly women dance in a zumba dance during the global climate change awareness campaign Earth Hour at a park in Manila in 2015. Ted Aljibe/AFP/Getty Images hide caption

Calipers can give a more accurate measure of an individual's body fat, but for population-based studies, the BMI is the way to go. Kris Hanke/Getty Images hide caption

pysanky eggs Keith Ewing/Flickr hide caption

Mindfulness meditation reduced pain and disability in people with chronic lower back pain. iStockPhoto hide caption

Expect the best, or plan for the worst? Alberto Ruggieri/Illustration Works/Getty Images hide caption

Noooo. But you can blame Mom and Dad for that gray hair, at least some of the time. iStockphoto hide caption

The American Academy of Pediatrics recommends that all children be screened for autism and other developmental disorders. B Busco/Getty Images hide caption

Neck strain might not feel like a CT-worthy injury to you, but it's increasingly getting advanced imaging. Reza Estakhrian/Getty Images hide caption

Bupropion, sold under the name Wellbutrin, is an antidepressant often prescribed to help a person quit smoking. Michelle Del Guercio/Science Source hide caption