The challenge of the century: overweight Published studies have shown that, worldwide, over the past 50 years, the population has increased in weight. A 2014 publication reported that between 1980 and 2013 individuals had an increase in body mass index above 25 kg/m2, which classifies them as overweight, from 28.8% to 36.9% among men and 29.8% to 38.0% among women. Worse than that, children and adolescents also had weight gain both in developed countries where, in 2013, 23.8% of boys […]