Weight loss is something lots of people target when they start a fitness regime and weight management become important if you want to achieve optimum fitness levels. And even if weight control is not a target in itself, keeping an eye on your weight is a good thing. And it’s not just about the kilos you will want to watch. Body Mass Index (BMI) is also something many active people like to measure. This is the ratio of your body’s mass set against your height – a high BMI can indicate you are heavier than you should be. Traditional bathroom scales can measure weight, but they won’t reveal your BMI. You...