‘Disease X’ has killed dozens in the Congo — here’s what to know about the mystery illness
Family with Down syndrome son went from shock to gratitude: 'Lost the air in my chest'
Deadly outbreak of Marburg, or ‘bleeding eye virus,’ leads to travel advisory
New brain therapy allows paralyzed patients to walk again: 'I feel my legs'
Twin sisters face rare disease, plus dentists reveal oral care secrets
Elton John’s vision loss: How an eye infection can cause blindness
Pancreatic cancer patient survival doubled with high dose of common vitamin, study finds
Doctor and cancer survivor gears up to run 7 marathons on 7 continents in 7 days
