Once the wound heals, the pain is forgotten, so why do scars remain after the wound heals?

Everyone is familiar with "scar physique", right?

Why do some people's wounds heal with almost no visible marks?

But some scars can only be removed through medical means?

Whether or not to leave a scar is not determined by fate, it depends on you.

How are scars formed?

What caused this?

What about the “gap between people”?

This issue's copywriter: Super love Belle

Design: Nell Mommy Mommy

Editor: Zhongguancun Qiong Yao

Review: Spicy Shredded Chicken

Reference source: Chen Yuxuan (biokiwi), once the wound heals, the pain is forgotten, then why do scars remain after the wound heals?

Source: China Science Expo