What's happening?

Bryan Johnson is a millionaire. There are lots of ways he could spend his money. But he has chosen to spend millions trying to stay young.

Johnson is using his 18-year-old son's blood to try to keep his organsParts of the body that do a specific job, such as the heart or lungs. young. He has also tried other treatments which have only ever been tested on mice.

Johnson is not the only one trying to stay young. Throughout history, many powerful people have tried different things to keep living forever.

Today, it seems like it might be possible soon. Science and medicine has come a long way. We have gone to space and made AIA computer programme that has been designed to think. . Many billionaires, like Jeff Bezos, have put lots of money into living forever.

Find out more

Some think this is not a good thing. Ageing is natural, they say. It does not matter how you look. And truly young people are supposed to take over from their parents and have new ideas.

But is looking for a cure to age really such a bad idea? Age also brings with it the chance of diseaseAn illness or sickness.. Stopping ageing might also help to stop things such as dementiaA syndrome associated with memory loss and other declining brain functions.  and cancer.

Yes! Your body is healthiest when you are young, and you can learn new skills easily. It makes sense to try and have a youthful body and mind.

No! We should try to be as healthy as possible whatever age we are. But there is nothing wrong with simply being old. And most billionaires are focused on looks, not health.