Calorie Restriction
The only proven way of currently extending life expectancy in a variety of mammals is undernourishment (not malnourishment) but requires further study to see whether it has undesirable side effects.
Long lived species have less response to famine so, according to Aubrey de Grey, not likely to have a big impact in humans.
Resources
More info: CR Society International
Recent News
Exercising and having calorie restrictions could affect bones
News Medical - 11-Sep-2019Mice who exercised and ate less also had a decrease in bone quantity due to the cut in calories
Read more...Alternate-day fasting can help reduce belly fat and lose weight
Medical Xpress - 27-Aug-2019ADF does not weaken our immune system like other fasting regimens do
Read more...Caloric restriction in humans have health benefits
Irish Times - 19-Aug-2019This method is already being used to extend the lifespan in lab animals
Read more...
