New research suggests that unusual food behaviors may indicate early stages of frontotemporal dementia (FTD).

Purging behaviors (vomiting or misuse of laxatives, diuretics, or enemas) can also shift from conscious decisions to ...

Abnormal behavior, ranging from motor stereotypies to self‐injurious behavior, has been documented in captive nonhuman primates, with risk factors including nursery rearing, single housing, and ...