I also gained weight (25-30lbs w/2yrs of humira so far) after starting Humira. for me I feel it is only because Humira put me into longest remission for first time in 20 yrs. (Prior to treatment I was my sickest at 5' 7 1/2"and 110lbs and now weigh 150lbs) and found it very hard to lose but I...