Evidence shows babies fed with formula gain weight more rapidly than breastfed babies. Dr Craig/via Flickr hide caption

itoggle caption Dr Craig/via Flickr

Lindsey Ward dresses her 4-month-old son, Joshua, in her home in Woodbridge, Va., before making a "milk run" to receive donated breast milk from another mother. Ward believes that breast milk has greater health benefits for her son than does formula, but she is unable to pump adequate amounts of breast milk for him. Jonathan Makiri/NPR hide caption

itoggle caption Jonathan Makiri/NPR

A student at Carlin Springs Elementary School receives a flu shot last January in Arlington, Va. Mandel Ngan/AFP/Getty Images hide caption

itoggle caption Mandel Ngan/AFP/Getty Images

Severe mental illness among college students has increased dramatically over the last ten years.  The most common problem is anxiety and depression. Allison Rose/iStockphoto.com hide caption

itoggle caption Allison Rose/iStockphoto.com

It was Christiane Benson's diagnosis with juvenile Batten disease in 2008 that inspired her parents to start the Beyond Batten Disease Foundation and to develop the universal carrier screening test. Courtesy of Charlotte Benson hide caption

itoggle caption Courtesy of Charlotte Benson

A study that measured antibodies and the disease history of more than  200 kids found that two doses of vaccine were 98 percent effective in  preventing chickenpox compared with 86 percent for a single dose. AP hide caption

itoggle caption AP