US doctor cleared of Ebola virus
US health officials said that a doctor who returned to a hospital after being treated for the Ebola virus did not have a new case of the infectious disease.
Deaf baby boy hears for first time
A 7-week-old baby boy named Lachlan diagnosed with hearing loss at birth has heard his parents’ voice for the first time using hearing aids.
Boost in quest for TB breath test
A simple breath test may one day show whether someone has a strain of tuberculosis that will respond to a frontline antibiotic, or a drug-resistant type.