According to a study of three million men , women or men who are obese ( but not excessive ) , they have a longer life as compared with the lean body weight .
Previous research conducted by scientists from Toronto 's York University stated that people with body fat may be better than the one who is constantly on a diet .
Research has proven that thousands of obese people have a pretty good health , while only a few were found to have health problems .
Suspected that the more obese people tend to store more fat reserves that can be used when they are sick in old age and body weight decreased .
Another theory says that people who are overweight will tend to be more diligent in exercising and eating more healthy foods , compared to thin people who might refuse to eat and choose to smoke to suppress appetite .
" The results of this study should not be misinterpreted by people thinking ' let's eat as much ." It would be a disaster , " said a spokesman from the UK National Obesity Forum , Tam Fry , told The Independent quoted dailymail .
People who are considered to have normal body weight are those who have a body mass index between 18.5 to 24.9 . People who are overweight with a body mass index was calculated from 25 to 29.9 . Meanwhile , the countless obesity when body mass index between 30 and 34.9 .