A lot of people are living in a dream world - they want to deny that aging occurs or believe it doesn't have to occur. They'll hold on to this belief until the moment they die. The reality will eventually hit them.
Fixing obesity is going to require a change in our modern relationship with food. I'm hopeful that we begin to see a turnaround in this childhood obesity epidemic.
The only control we have over the duration of our life is to shorten it, and we do that all the time.
People pushing the idea that everyone can live to be 100 are perpetuating a myth that goes all the way back to the Bible.
The field of ageing research is full of characters. We have hucksters claiming that cures for ageing can be bought and sold; prophetic seers, their hands extended for money, warning that immortality is nigh; and would-be Nobelists working methodically in laboratories in search of a pill to slow ageing.
I'm not sure the least educated members of the population are missing out on the advances in medical technology as much as they are adopting harmful behavioral habits that shorten their life.