I have always believed the most important question to ask, when trying to understand how to operate the human body is “how does the human body regulate itself”.
Analogies like a car may help put some stuff in to perspective.
Measuring what we but into the body will help us find answers that work for us.
Sleep is good. I use the pillow app and it has allowed me to monitor the amount of sleep and improve my sleep over the last couple of years.
So having a dashboard, as David Sinclair says, is a good idea. Start measuring anything you put in your gas tank and make informed decisions on good data.
Intermittent fasting seems to be a helpful stress because it allows the body to turn on defense systems that help the body fight disease and aging.
Basically, intermittent fasting helps improve your healthspan.
You can make many more good decisions to improve your lifestyle and help yourself and close friends and relatives live a healthier more productive life.
Education is key.
This vid or podcast may help start you on a path to better health and a better lifestyle.