Health Live: Omega-3 Boosts Brain Power Among Elderly

Omega-3 fatty acids -- found in fish, nuts and certain seeds like flax seeds -- can improve cognitive abilities among the elderly, finds a study. It found that adults at risk of late-onset Alzheimer's disease who consumed more omega-3 fatty acids did better than their peers on tests of cognitive flexibility.

When it comes to fat, there is one type you do not want to cut back on: Omega-3 fatty acids. Two crucial ones - EPA and DHA - are primarily found in certain fish.