For a more accurate reading you can use the hand held callipers and they are as accurate as you are going to get unless you have your self dunked in a tank of water which is the most accurate. Remember, nutrition is 80 to 90% of the battle. You can exercise all you want, but it boils down to what and how much you put in your mouth. My husband owns a personal training business and we work with people of all ages and sizes and also work on nutrition for all and competitive bodybuilding, fitness and figure girls. We have a saying about girls who are small and appear fit and in good shape, until we see them in their suits. SKINNY FAT GIRLS! Would like to know what you eat. Maybe I could offer some advice. Healthy bodyfat for women should be around 18%.