Here is another news story suggesting that your waist/hip ratio is a better assessment of your health, than your total bodyweight or your BMI.
Poor waist/hip ratio
It is thought this is because storing fat around your waist means you have a lot more visceral fat between/around your internal organs. And this seems to be particularly bad for our health. You can assess your BMI and waist/hip ratio very easily. You can find the instructions by clicking here. Or I can do a thorough assessment of various aspects of your health and fitness for you. Click here for details.