Something may irritate it and the reaction the eye has is that it burns. Let's say something got in it, then it burns because something is touching the eye that irritates it and it burns.
Answer:
450 million people are affected by severe mental illness.
Explanation:
If it smells rotten and unsanitary (what class are you taking lol? this is just what i'd think)
Foods to avoid on a low residue diet are whole-grain bread, cereal, pasta &, etc. You should also avoid raw vegetables and dried fruit.