An alarming number of over-65s in Britain are drinking alcohol at unsafe levels, health experts have said after they conducted a study which found one in five are drinking unhealthy amounts.

Children who ‘grow out’ of attention deficit hyperactivity disorder (ADHD) have higher IQs than those who do not, a study has shown.

Tobacco smokers who also use ‘tank’ e-cigarettes daily are more likely to kick the habit altogether than those who puff on ‘cigalike’ models, a study has found.

The maxim ‘you are what you eat’ takes on new meaning when we consider how our diet affects our emotions. Peta Bee looks at how scientific research supports this belief.