Slight Rise in Ebola Cases: WHO FDA Commissioner to Retire in March

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Prolonged illness in infected Americans costs up to $1.3 billion a year in treatments, researchers find

Experts aren't sure why, but say better treatment and support needed for both sexes

Ongoing study shows they prevent pregnancy at least one year beyond their approved use

Most cases of non-alcoholic fatty liver disease go undiagnosed, researchers say

But study finds so-called 'duodenal switch' procedure also linked to more complications

Formula appears to change composition of gut bacteria, researchers say

Most cases of non-alcoholic fatty liver disease go undiagnosed, researchers say

But study finds so-called 'duodenal switch' procedure also linked to more complications