However, according to a study published in the BMJ on Wednesday, which looks at the relationship between changes in body weight and the risk of premature death, this is not all that easy.
Researchers found that the link between weight gain and mortality weakened as you get older, and losing weight in middle or late adulthood can increase the risk of premature death, especially in heart disease.
"We recommend preventing weight gain in younger age, to reduce the risk of disease premature death later in life," said study author An Pan, a professor at the Department of Epidemiology and Biostatistics at Tongji Medical College in Wuhan, China ,
The study found that people who remained overweight as measured by the body mass index had the highest risk of premature death throughout their adult lives. Weight gain from mid-20 to middle age was also associated with an increased mortality risk compared to people who remained normal weight throughout their lives.
However, weight loss in middle and old age was significantly associated with increased mortality risk, "the study said.
Obesity is a major public health problem in the US and around the world Of the study in 201
Unintentional vs. Intentional Weight Loss
In one of him as According to research restriction study, Pan said that the study did not include an analysis of the reasons for subsequent weight loss.A factor that might play a role was whether or not the weight loss was intentional.