I still eat poultry and fish. Pork has been limited significantly since it is considered a red meat.
I started noticing whenever I consumed beef or other types of red meat like bison, elk, deer, etc, I would get extremely sick.
Pork doesnt have the same effect but I decided to curb it anyhow.
Now I don’t get sick anymore and I’ve been in the best shape since my teens-early 20’s.