Srinagar, Oct. 4 -- "Where'd that come from?" and Iron man replies, "It's nanotech. You like it I still remember the first sight of the nanotechnology suit of Iron Man in the Avengers: Infinity War film. However, nowadays, nanotechnology is not confined to fiction or movie scripts only. Scientists in laboratories in India are working with the materials that are small enough that thousands of them can fit on the end of a human hair. Such tiny particles are causing giant ripples in healthcare, and are likely to transform the manner in which we diagnose illnesses, deliver medicines, and treat some of the most intractable health issues in India. Introduction to nanotechnology in the health sector Welcome to the world nanotechnology in healthc...