Heather Shuker, 49, is a mother who knows fear — she’s felt helpless as she’s watched her daughter, Hannah, battle severe intractable seizures for the past 20 years. Hannah has seen the inside of a ...

During the EEG measurement, participants were asked to rate the pleasantness of the odors. They then evaluated the odors using descriptions ranging from citrus and tea leaves, to mothballs and wet dog ...