The report published on Tuesday - part-funded by the UK's Civil Aviation Authority (CAA) - looked more at changes in the average weight and height of passengers in the past few decades than the highly-publicised fears over so-called "traveller's thrombosis".
For example, the average weight for a passenger traveling in the summer (including carry-on luggage) went from 180 pounds in 1995 to 190 pounds in 2003.
In one study, the average weight loss for a group taking a higher dose (32 mg) of naltrexone plus bupropion for about a year was 6.1% while for a lower dose (16 mg) it was 5%. (People taking a placebo had an average weight loss of 1.3%.) However, only half the participants who started the trial actually finished it.
The scientist calculated his findings based on data revealing the average weight of an American had increased by 10 pounds in the 1990s.
The difference was equivalent to the average variation in cognitive scores between children born at a normal gestational weight and those weighing less than 3.5 pounds, the researchers said.
On average every person in the UK throws away his or her own body weight in rubbish every two months.
BBC: NEWS | UK | Wales | South East Wales | Handgun found by bin collectors
Lighter products can lessen energy needed in the manufacturing process, and "within the last 20 years the average weight of a glass bottle has been reduced by approximately 30%, " Hoffmeyer Boas said.
CNN: Brewing giant Carlsberg's sustainability drive pays off
According to the FDA, in clinical trials, at one year, patients taking the recommended dose had an average weight loss of 6.7%, while patients taking the higher dose had an average weight loss of 8.9%, when compared to patients taking placebo.
The results, to be published in Evolution and Human Behaviour, show that the men and women collected on average about the same weight of mushrooms.
For example, the current reported inflation rate is only 1.6% (compared to a long-term average of about 3%), but this rate is depressed due to the 40% weight in the Consumer Price Index from housing.
应用推荐