According to a new study from University of Auckland, women in their mid-30s to mid-40s are the most likely to feel dissatisfied with the way they look after using Facebook, a new University of Auckland study shows.

The study group of more than 11,000 people was made up of 62.5%women and 37.5% men aged 18-years-plus with a mean age of 49.23 years. They included both Facebook users and non-users.

The study showed women Facebook users in their mid-30s to mid-40s had the lowest level of body satisfaction of any group, with women aged 38 least happy with the way they looked of any age group.