Constipation is defined differently by different people. Learn to identify signs and symptoms of constipation and know when to ask for medical help....
when ever I get nervous I end up with diareha I have been living on imodium ad every day since i was eighteen. when ever i go in crowds or in officess i get sick.
That is something you should take up with a real doctor. I would advise you to go see a doctor, they could give you a better understanding on what is going on....