Help make Alexa smarter on Alexa Answers. Sign in with Amazon

Science

How do nails grow?


Nails start in the nail root, hidden under the cuticle and the new nail cells push out the old nail cells. These old cells flatten and harden, thanks to keratin, a protein made by these cells. The newly formed nail then slides along the nail bed, the flat surface under your nails.

{{ relativeTimeResolver(1569287023397) }}

LIVE
Points points 706
Rating

Similar Questions
Sign in to view all similar questions
Science 1 Answer

Join Alexa Answers

Help make Alexa smarter and share your knowledge with the world

LEARN MORE