Arm fat is all but attractive, and the only way to really get rid of it for good is to focus on losing your overall amount of body fat. You must also set your sights on sticking with your new found weight loss regimen if you want to lose arm fat. Spot reduction also isn't going to work when getting rid of arm fat, so forget about it.
Simple changes to your everyday lifestyle are all that it is going to take in order to lose arm fat. We will just assume you are one who eats whatever they want, and whenever they deem necessary. Included in your diet is most likely fast food, deep fried foods, bad carbohydrates, sugary sweets, canned sodas, alcohol, and a lot of bread.
While you do not need to eliminate these items completely, you should begin to focus on replacing them with something else. Every food has a substitute. For example, instead of a greased up hamburger, eat a turkey burger on wheat bread with mustard only.