Many food bloggers promote eating specific products while fanatically opposing others: more kale, less bread. These choices are closely linked to personal identity and beliefs. But what is the science behind this? With nutrition scientist Prof Renger Witkamp (WUR).
About this series
Health & happiness
Social media is an addictive stream of fitness models, colourful smoothies and photo-perfect smiles. Four experts on the thin line between a healthy lifestyle and unhealthy habits.