Study : Given the difficulty of losing weight , the authors of the new study say , it may be best if people are motivated to prevent the weight gain in the first place . Obesity shortens life by 2-4 years ; the very obese could lose up to 10 years . Higher mortality because of diabetes , cardiovascular , kidney and liver disease . Cancer deaths also went up with increasing BMI , but not as much as other diseases . Comment:
Study : Obesity shortens life by 2-4 years ; the very obese could lose up to 10 years . Higher mortality because of diabetes , cardiovascular , kidney and liver disease . Cancer deaths also went up with increasing BMI , but not as much as other diseases . Comment: