The difference between underarm flab and paratits lies in their different structure, different performance and different elimination methods. 1. Different structure: general obese people will have fat, is the skin and some subcutaneous fat accumulation, the structure of the paratits is skin, subcutaneous fat and paratits. Some people will have nipples and so on, which can be identified. 2. Different performance: underarm fat is subcutaneous fat, the meat is very soft to the touch, there will be no pain. While some patients with paratesticular breasts may have pain before menstruation, which changes with menstrual cycle. 3. Elimination methods are different: underarm fat can become smaller or disappear through weight loss. Because underarm fat is mainly composed of fat. But paratits can not be eliminated through weight loss, such as serious impact on life can be surgical treatment. Underarm fat and breasts are very similar in appearance, which is why many people can’t tell the difference. If your underarms are flabby, you may want to start exercising and doing more arm movements to lose the flab. It is recommended that patients with paratesticular breasts go to the hospital if they have any discomfort, and standardize their treatment under the guidance of a doctor.