Tips on how to fend off the behavioural problems and cognitive troubles that come with too much screen time, too young. 

What a new paper has to say about semaglutide and suicidal ideation, plus promising results from a trial of antibiotics in sub-Saharan Africa. 

What dietitians can do to help drive down the rising rate of obesity. 

And a rare inner ear condition that could benefit from developments in gene therapy.