First of all, moldy food contains a lot of mold, which will lead to confusion of digestive tract flora, food poisoning and even acute abdomen, which is life-threatening.
Secondly, eating moldy food will make mold spores invade the blood or respiratory tract, causing major problems.
In addition, moldy food contains aflatoxin, which is recognized as the number one carcinogen in the world. Long-term intake of aflatoxin can lead to multiple organ cancers.