Emerging healthcare technologies - how are they changing us?

Directly targeting cancerous cells with treatments which do not damage surrounding healthy cells; using mobile phones to diagnose and treat ailments ranging from diabetes to heart problems; developing antibiotics which can overcome the capacity of bacteria to acquire antibiotic resistance... these are some of the new technological advancements in healthcare technology which are quickly replacing more traditional methods. As technology advances at an unforeseen pace, should we be wary of these changes and the governance issues they provoke? Or should we welcome them as the way forward?