There’s a Cancer Treatment That Gives People ‘Night Vision’. Here’s How

Among all the different types of cancer treatment, photodynamic therapy – where light is used to destroy malignant cells – might have one of the strangest side effects: Patients are often better able to see in the dark.
www.sciencealert.com/there-s-a-cancer-treatment-that-gives-people-night-vision-here-s-how