Is it REALLY healthier not to use any oil or butter? Experts reveal why social media trend which sees people cut out all fats to cook raw meat and vegetables in 'natural juices' could be 'doing more harm than good'

A social media trend encourages cooking raw meat and vegetables in their 'natural juices' without oil or butter. Experts warn this method may be harmful, challenging the perception that eliminating all fats is healthier.