ScienceDaily: Eat more fish

Mom had her reasons for making us down that cod liver oil. But gawd that was awful stuff:

ScienceDaily: Anti-inflammatory Effects Of Omega 3 Fatty Acid In Fish Oil Linked To Lowering Of Prostaglandin

The biochemical basis of other benefits of dietary fish oil -- for example, omega 3 fatty acids' impact on neuronal development and visual acuity -- are probably due to effects on biochemical pathways regulating nerve transmission. Understanding the different pathways through which omega 3 works to convert prostaglandin helps explain why the plant-based omega 6 fatty acids don't simply provide the same benefits. Because of omega 3 fatty acids' known benefits to health, especially cardiovascular health, Dr. Smith's advice is simple: eat more fish.