I know you have heard about stress causing weightgain. I for one can personally attest... and weightgain. This is what they say:
Chronic stress and cortisol can contribute to weightgain...
Q and A: Gaining Muscle Weightby
I’m trying to gainweight after cutting down too far. I’m 5′4... you go at it. To make sure you are gainingweight, but that it is muscle, you are going to have to keep track of your weight...