Learn English: Amazing Body Pictures Help Doctors! (easy)

Scientists took super cool pictures of 100,000 people's insides, like their hearts and brains!

These pictures show how our bodies change as we grow older and even help find tiny problems early on.

Doctors can now see things they couldn't before, like little changes that might mean someone will get sick.

This helps doctors find ways to keep everyone healthy and happy for a long, long time!