Olive oil, already regarded as a more wholesome alternative to seed oils, is also useful in fending off cognitive decline and related death, going by a 28-year survey of around 92,000 people. “Higher olive oil intake was associated with a lower risk of dementia-related mortality, irrespective of diet quality,” according to a Harvard T.H. Chan School of Public Health team, whose findings were published in an American Medical Association (AMA) journal. Participants were asked every four years about their olive oil intake and their general diet, while death records were used where applicable to c…