Brian Delaney, President, CR society, author of the Longevity Diet
Calorie Restricted animals in test are not that far from starvation.
They had to have separate cages because they would eat other if put together CR’s female animal in many species become infertile
When you control for smoking and known diseases you can get close to a linear relationship between longer lifespan lower calorie consumption (down towards the limits above starvation).
You do not have to measure all your food. You get better and identifying the right portions and stopping eating at 70-80% full.
How to measure restriction ?
Aim for a slow 50% reduction in body fat.
Be cautious of going to 4-5% for men, 8-10% for women.
Percentage drop from set point
losing 10-15% of non-CR weight is probably a good safe target, more if overweight
Aiming for a ‘low ideal’ BMI 19 ? 18.5 ?
Its too Hard, Possible downsides
* feeling cold
* lookig scrawny
* muscle loss
* bone loss ?
* Cessation of menses ?
* low testosterone
* social challenges
Brian Wang is a Futurist Thought Leader and a popular Science blogger with 1 million readers per month. His blog Nextbigfuture.com is ranked #1 Science News Blog. It covers many disruptive technology and trends including Space, Robotics, Artificial Intelligence, Medicine, Anti-aging Biotechnology, and Nanotechnology.
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