During the 33 years studied, global rates of being obese or overweight soared 28% in adults and 47% in children.
During that span, the number of overweight and obese people rose from 857 million in 1980 to 2.1 billion in 2013.
That number exceeds the total world population of 1927, when it first hit 2 billion.
Earth's population now tops 7 billion.
More top news
Customers could be losing out due to credit card companies not providing enough information, consumer group Which? has found.
Spurs say they are supporting troubled former star Paul Gascoigne after it was reported he had been placed on an emergency three-day detox.
A British jihadi from Portsmouth has been killed fighting in the Syrian Kurdish town of Kobani, currently besieged by Islamic State.