The Lancet: We now live in a world in which more people are obese than underweight, major global analysis reveals

• By 2025, around a fifth of adults worldwide will be obese
• Over a third of UK men and women, and over 40% of US men and women will be obese by 2025.
  
• Interactive maps and country by country data available below

In the past 40 years, there has been a startling increase in the number of obese people worldwide--rising from 105 million in 1975 to 641 million in 2014, according to the most comprehensive analysis of trends in body mass index (BMI) to date, published in The Lancet.
The age-corrected proportion of obese men has more than tripled (3.2% to 10.8%), and the proportion of obese women has more than doubled (6.4% to 14.9%) since 1975. At the same time, the proportion of underweight people fell more modestly--by around a third in both men (13.8% to 8.8%) and women (14.6% to 9.7%).

Read More