"Nudging" is based on the idea we can push people gently towards doing what’s best for their health. But what is best? Carissa Bonner and Ben Newell discuss the options.
Spending time on Facebook increases some young women’s concerns about their face, hair and skin, but it doesn’t necessarily affect how they feel about their body, write Jasmine Fardouly and Zali Yager.
Feeling queasy? How about deceitful? New research shows feelings of disgust can encourage unethical, self-interested behaviours, writes Lisa A Williams.