Paulina Bondaronek, a research fellow in behavioural science at University College London, has been investigating health apps for most of the past decade. Her latest study looked at 58,881 posts on social media relating to five of the popular health and fitness apps. Picture: iStock“Many health apps are still based on very crude metrics, which is concerning,” says Bondaronek. Likewise, fitness apps that encourage interaction are often more effective than those that require users to complete tasks, such as daily steps, on their own. Fertility and ovulation tracking apps are prone to inaccuracyThe scientific validity of some fertility apps has been called into question.

Source: Irish Examiner January 16, 2026 02:10 UTC