I started my bulk 4 weeks ago Ive gained about 8 lbs. I eat very clean and I limit fat but for some reason my "stats" havent changed. I eat about 2-2500 calories in, protein shake 3-4 times a day and eat 3-4 good meals. my arms a weak point and I measured them and they're exactly the same..my routine is each muscle hit around 4-6 days.
does anyone know how (or why) Ive gained weight but not gained mass.
thanks for any help!!
p.s. Im thinking of changing my routine to this: