Jisc banner


Smartphone study: Effect of Dieting on Appetite

14 May 2018

We are looking for overweight individuals to participate in a study investigating the effect of an intermittent fasting diet on daily fluctuations of appetite-related sensations within their daily lives.

What is the purpose of this study?
The purpose of this study is to look at how feelings of appetite change throughout the day during dieting outside the lab using a smartphone app


  • Are a fluent English speaker.
  • Are aged between 18 and 65 years of age.
  • Have engaged in frequent dieting attempts, and willing to adhere to a diet (5:2 diet) for a week
  • Have a body mass index (BMI) between 25 to 40 (i.e. overweight or obese)
  • No indications of ill health (asthma, digestive problems, diabetes, epilepsy, or are currently suffering from a cold or flu)
  • Are not taking any prescription medication
  • Are not pregnant or breastfeeding
  • Have no history of any eating disorders
  • Do not suffer from colour blindness

Take part in this study


Ethical approval

This study has been approved by the University of Liverpool's research ethics committee on 17th January 2018

Contact researcher

Academic study

Keep up to date