Exercise. Arm exercises such as biceps curls are excellent for increasing bicep size. Search around Google for a video or ask a personal trainer at your local gym for other great exercises. No, How do they become bigger, not, how can i make them bigger Ah, well then you're asking about the mechanisms of muscular hypertrophy. Look no further: http://en.wikipedia.org/wiki/Muscle_hypertrophy
You need to work your biceps and pump the guns until you eventually become stronger.
Do workout regularly for your biceps using dumbles
to get bigger biceps i would recommend preacher curls, hammer curls, barbell curls and dumbbell curls.
Chicken
Your triceps are ment to be bigger....after all they are two thrids of the upper arm....people seem to focus on increasing the size of their biceps, this doesn't make there arms look much bigger and also can cause great damage. If I were you I would work out your triceps just as much as biceps, if not more ;)
They are decent size, but mine are bigger,
LENGTHENED
By doing excersizes with dumbbells that work-out your biceps. E.G-Bicep curls.
for biceps you need to do bulking exercises like straight arm curls,alternating single arm dumbell curls. for bicep peaks do conceration curls. work on your triceps to make your biceps look bigger.
The ideal and normal size biceps for a female is around 12-14 inches. Some bodybuilders have up to 20 inch biceps. These are the true muscle women, bigger than many males.
Are you kiding me?!?!?!? A guy is supposed to feel like he can protect his girl! If she has bigger muscles then him then he feels useless!
The triceps be retact and contract