Results 21 to 30 of about 900,715 (279)

Portion Size and Obesity [PDF]

open access: yesAdvances in Nutrition, 2014
Portion size is a key environmental driver of energy intake, and larger-than-appropriate portion sizes could increase the risk of weight gain. Multiple acute, well-controlled laboratory studies, supported by data from free-living settings, demonstrated that portion size has a powerful and proportionate effect on the amount of food consumed.
M Barbara E, Livingstone   +1 more
openaire   +2 more sources

Effects of snack portion size on anticipated and experienced hunger, eating enjoyment, and perceived healthiness among children

open access: yesInternational Journal of Behavioral Nutrition and Physical Activity, 2020
Background Large portion sizes encourage overconsumption. Prior studies suggest that this may be due to errors in anticipating the effects of portion size, although the studies were limited to adults and energy-dense foods.
Camille Schwartz   +5 more
doaj   +1 more source

Designing for downsizing: Home-based barriers and facilitators to reduce portion sizes for children

open access: yesFrontiers in Psychology, 2022
Evidence confirms that parents know that they should limit non-core foods for their children since these tend to be high in energy density (HED), fat, salt and sugar. However, it is unclear how knowledge of portion size limits, such as the 100 kcal guide
Tang Tang   +5 more
doaj   +1 more source

Prevention of the Portion Size Effect [PDF]

open access: yes, 2016
An increase in the portion size leads to an increase in energy intake, a phenomenon which is also referred to as the portion size effect. Previous research has shown that this effect occurs for different kinds of people, in different settings, and for different foods.
Versluis, Iris, Versluis, I. (Iris)
openaire   +2 more sources

Portion Sizes and the Obesity Epidemic, [PDF]

open access: yesThe Journal of Nutrition, 2005
The rise in obesity rates over the past 30 y has been paralleled by increases in the portion size of many foods and the prevalence of eating away from home. Foods of particular concern are those that have a high energy density (kJ/g). Many well-controlled, laboratory-based studies have found that large portions of energy-dense foods can lead to excess ...
Jenny H, Ledikwe   +2 more
openaire   +2 more sources

The accuracy of portion size estimation using food images and textual descriptions of portion sizes: an evaluation study [PDF]

open access: yesJournal of Human Nutrition and Dietetics, 2021
AbstractBackgroundInaccurate self‐report of portion sizes is a major cause of measurement error in dietary assessment. To reduce this error, different portion size estimation aids (PSEAs) have been developed, including food images (image based, IB‐PSE) and textual descriptions of portion sizes (text‐based, TB‐PSE).
Lucassen, Desiree A.   +4 more
openaire   +4 more sources

Missing portion sizes in FFQ – alternatives to use of standard portions [PDF]

open access: yesPublic Health Nutrition, 2014
AbstractObjectiveStandard portions or substitution of missing portion sizes with medians may generate bias when quantifying the dietary intake from FFQ. The present study compared four different methods to include portion sizes in FFQ.DesignWe evaluated three stochastic methods for imputation of portion sizes based on information about anthropometry ...
Køster-Rasmussen, Rasmus   +5 more
openaire   +4 more sources

Impact on sales of adding a smaller serving size of beer and cider in licensed premises: an A-B-A reversal design

open access: yesBMC Public Health, 2023
Background Smaller serving sizes of alcoholic drinks could reduce alcohol consumption across populations thereby lowering the risk of many diseases. The effect of modifying the available range of serving sizes of beer and cider in a real-world setting ...
Eleni Mantzari   +6 more
doaj   +1 more source

Development and validation of a food photography manual, as a tool for estimation of food portion size in epidemiological dietary surveys in Tunisia

open access: yesLibyan Journal of Medicine, 2016
Background: Estimation of food portion sizes has always been a challenge in dietary studies on free-living individuals. The aim of this work was to develop and validate a food photography manual to improve the accuracy of the estimated size of consumed ...
Mongia Bouchoucha   +6 more
doaj   +1 more source

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