But the researchers say that while longer QT interval is a risk factor for abnormal heart rhythms, these abnormal rhythms are still extremely rare, and the actual increase in QT observed was modest - so for the vast majority of patients, the potential benefits in treating depression or anxiety would far exceed the risk.

BBC: Heart risk link to SSRI antidepressants confirmed

However the hours before the drama either side of the tea interval will be best forgotten by the tourists, with poor catching a major factor in the hosts' comfortable progress.

BBC: News | Cricket | Saqlain stars in Aussie collapse