This is not a SFW instance. NSFW communities will be tagged, and efforts will be made to keep SFW communities clean, but proceed at your own comfort level.
Your body knows not to start with important organs. It does take a while before it leads to damage (measurable shortened lifespan or lowered health / quality of life). If you have fat reserves, the most important thing is covering the nutrients our body can’t produce (salts, some vitamins, etc)to avoid actual damage if fasting for a week or more.
Autophagy appears to start after not eating for a single day. Your body goes into emergency mode quite fast.
Your body knows not to start with important organs. It does take a while before it leads to damage (measurable shortened lifespan or lowered health / quality of life). If you have fat reserves, the most important thing is covering the nutrients our body can’t produce (salts, some vitamins, etc)to avoid actual damage if fasting for a week or more.
https://link.springer.com/article/10.1007/s11357-025-02035-4