Global health leaders are calling for a new way of thinking about how obesity is defined, proposing two new categories, clinical obesity and pre-clinical obesity and moving beyond Body Mass Index as a key indicator. So, how will this change how we diagnose and treat the condition? And speaking of health, could making vitamins only available a pharmacies, assist people make more informed decisions about whether they need to take them. 

And we get the latest on the McCrae landside and preview day 4 at the Australian Open.