Personalized healthcare is as heavily hyped as AI itself, and so it is hardly surprising that the combination of the two, has attracted a host of start-ups. The ambition is both diagnostic and prescriptive, aiming to identify not just current medical conditions but ones that the patient might succumb to in future on the basis of lifestyle and genetic factors. Treatments would also be determined not just by genetics of the patient but also molecular details of the disease. This is a big data problem of immense proportions and AI figures strongly in the attempt to identify characteristic signatures of diseases or risks, as well as matching these to therapies. Of all the start-ups attacking this field from various directions,…