Stress=Weight gain?

Question by ellis: Stress=Weight gain?
I asked this earilier but didn't get many responses. If you don't liek that I'm posting this again, then I apologize, I'd just like a few more suggestions.

Does stress really cause weight gain?
I'm 23 years old, 5'3. My normal weight is 120, but in the past 4 months ended up getting up to 135. I want to get back down to 120, so I've been doing 50 minutes of pilates, 5 times a week.
I'm eating healthier (ie: (yesterday) breakfast-boiled egg & apple,

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