Based on your height, weight, your BMI is 18.2

来源: 于 2012-07-15 13:41:45 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

That's considered underweight.

BMI: 

Below 18.5 Underweight
18.5 - 24.9 Normal
25.0 - 29.9 Overweight
30.0 & Above Obese

I can't imagine how flabby your arms could be. But if you do want to tone them, I recommend: 

http://www.fitnessmagazine.com/workout/arms/exercises/tone-your-arms-in-3-moves/