Both tiny and drastic lifestyle changes have a great impact on accelerating and decelerating the biology of aging.
Even if we don't fully understand the science behind aging, we have very good hypothesis about why and how it happens.
I've started taking cold showers first thing in the morning for faster recovery. But the benefits for longevity are potentially much greater.
A change that brings many opportunities to improve the quality of our life, start new companies around longevity and accelerate research for life extension.