Short of ideas for Christmas gifts? You may direct you to present that provide health benefits. Here are some healthy suggestions to do well and protect the planet. In other words, a few gift ideas health and green!
Balance impedance to calculate fat mass
This is a bathroom scale that indicates the weight of your body fat. It is interesting to know for athletes, but also motivating for dieters. How does it work? With the help of an electric current very light (invisible) which passes through the body, it is possible to differentiate lean mass from fat mass because it opposes more resistance electrical path. Normal rate for an average woman 20 to 35% body fat, for a man 10 to 25%.


