A host of diseases—like meningitis, diabetes, cystic fibrosis, Alzheimer’s disease, even some cancers—are ultimately caused by problems at the cellular level. Hence, understanding what is happening inside cells is essential. Observing cells under a microscope helps, but what medical researchers would really like to do is see processes inside cells in minute detail.
Source:
https://phys.org/news/2020-04-quantum-approach-imaging-sensor-problems.html