Article on why we need fats for our nervous system. KS5 biology

This article explores how we need fats to build and maintain our nervous system. It covers what can go wrong when the myelin sheath is abnormal, for example in multiple sclerosis. It also discusses omega-3 fish oils, and whether the evidence backs up the idea that taking fish oil supplements are good for our health.

This is part of 'Big Picture: Fat' (www.bigpictureeducation,com/fat), published by the Wellcome Trust in December 2015.