Trans fats have a bad reputation. But we now know a lot more about these fats than we did when the first horror stories about them emerged. So, based on the latest science, just how worried should we be?Listen to today’s short episode of ZOE Science & Nutrition to find out. Follow ZOE on Instagram: https://www.instagram.com/zoe/Download our FREE guide — Top 10 Tips to Live Healthier: https://zoe.com/freeguideStudies referenced in the episode: Hydrogenation of Unsaturated Fats and Trans Fats Effects of dietary fatty acids and carbohydrates on the ratio of serum total to HDL cholesterol and on serum lipids and apolipoproteins: a meta-analysis of 60 controlled trials, published in The American Journal of Clinical Nutrition Association of dietary, circulating, and supplement fatty acids with coronary risk: a systematic review and meta-analysis, published in Annals of Internal Medicine  Potential of trans fats policies to reduce socioeconomic inequalities in mortality from coronary heart disease in England: cost effectiveness modelling study, published in British Medical Journal WHO calls for action to totally eliminate trans fat, ‘a toxic chemical that kills’ Trans fatty acids - are the effects only marginal? - published in American Journal of Public Health Fats and oils in human nutrition A trans European Union difference in the decline in trans fatty acids in popular foods: a market basket investigation, published in British Medical Journal Countries with regulations against industrially produced trans fats tripled over the past year Episode transcripts are available here.Is there a topic you'd like us to cover on the show? Email us to let us know!