The first big problem is death. Roughly 90 percent of everybody who has been alive has died by now.
It has recently been suggested that humans could live to 150 by 2020 simply by taking a certain supplement.
We might be the new generation of supercentenarians. Naturally, that comes with responsibilities and consequences.
People say that we are going to stop being human if we emerge with machines. No, that is what it means to be human.
On balance, it can be argued, life extension is a good thing and life extension research should be funded aggressively.
A number of therapies that directly target the aging processes are currently in human trials and could change medicine significantly in the next decade.
If you define immortality as living forever and being indestructible like in a comic book, then, no, it is highly unlikely.
There is a continued role for those who loudly declaim that the goal is to control ageing absolutely.
There is now an emerging international social advocacy movement dedicated to extend healthy period of life.
Genetic studies have now firmly established that ageing is regulated by specific genes conserved from yeast to mice.