What causes autoimmune disease?  Inflammation activates your immune system.  Why is your immune system activated?  Because you have germs and toxins.  What causes brain fog?  Inflammation causes poor circulation.  Poor circulation can't eliminate germs and toxins.  Chinese medicine can repair your circulation and immune system to eliminate inflammation.

https://rumble.com/vxez8y-cure-autoimmune-disease-and-brain-fog-with-chinese-medicine.html