Knoll Clinic - Paper cuts are so painful because, at a microscopic level, paper is actually quite rough. A knife makes a straight cut, but paper acts like a saw blade and
![Paper Cuts Hurt so Much Because Our Fingers Are Really Sensitive | Office for Science and Society - McGill University Paper Cuts Hurt so Much Because Our Fingers Are Really Sensitive | Office for Science and Society - McGill University](https://www.mcgill.ca/oss/files/oss/styles/hd/public/dsc_1654.jpg?itok=jJ1b5qb8×tamp=1535555292)
Paper Cuts Hurt so Much Because Our Fingers Are Really Sensitive | Office for Science and Society - McGill University
![Why Do Paper Cuts Hurt So Much? | How Does Your Brain Respond to Pain? | The Dr. Binocs Show - YouTube Why Do Paper Cuts Hurt So Much? | How Does Your Brain Respond to Pain? | The Dr. Binocs Show - YouTube](https://i.ytimg.com/vi/mQjqmr-l1xc/maxresdefault.jpg)
Why Do Paper Cuts Hurt So Much? | How Does Your Brain Respond to Pain? | The Dr. Binocs Show - YouTube
Paper Cuts Hurt so Much Because Our Fingers Are Really Sensitive | Office for Science and Society - McGill University
![Why you keep getting paper cuts (and why they hurt so much) - FlipScience - Top Philippine science news and features for the inquisitive Filipino. Why you keep getting paper cuts (and why they hurt so much) - FlipScience - Top Philippine science news and features for the inquisitive Filipino.](https://www.flipscience.ph/wp-content/uploads/2019/02/Untitled-1-5.jpg)