How Cancer Spreads (Metastasis) - Michael Henry?

Cancer can travel from one part of your body to another, just like a group of kids moving from one room to another during recess.

Imagine your body is like a big school with many rooms, each room is a different organ, like the lungs or the liver. Cancer starts in one room (like the lungs) as a small group of misbehaving kids who don’t follow the rules. These kids are like cancer cells, they multiply quickly and grow into a crowd.

Sometimes, these misbehaving kids can sneak out of their room through tiny doors (like blood vessels) and travel to another room. Once they arrive in a new room, they might start a new crowd, this is called metastasis.

It’s like when a group of kids from one class starts hanging out in another class during lunchtime, they might even take over the new class if they’re loud enough!

These traveling cancer cells can set up camp in new places, making it harder for doctors to find and treat them all. That's why metastasis makes cancer more challenging to beat, it’s like a game of tag where the misbehaving kids keep running away!