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Visar resultat 1 - 5 av 6 avhandlingar som matchar ovanstående sökkriterier.

  1. 1. Dietary intake, nutritional status and energy metabolism in adolescents with severe obesity - Effects of gastric bypass surgery

    Författare :Pia Henfridsson; Göteborgs universitet; []
    Nyckelord :MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; Roux-en-Y gastric bypass; metabolic bariatric surgery; adolescents; dietary assessment; body composition; micronutrient intake; medication adherence; vitamin deficiencies; energy intake; energy expenditure; doubly labeled water;

    Sammanfattning : Background and aims: Roux-en-Y gastric bypass is an effective obesity treatment in adults and is becoming established in adolescents. Information is scarce on long-term changes in dietary intake, nutritional status and energy metabolism in adolescents undergoing gastric bypass. LÄS MER

  3. 2. Young vegetarians and omnivores : Dietary habits and other health-related aspects

    Författare :Christel Larsson; Umeå universitet; []
    Nyckelord :Adolescent; Biological markers; Dietary intake; Diet history; Doubly labeled water; Energy expenditure; Food habits; Lifestyle; Nutritional status; Questionnaire; Vegan; Vegetarian; Kostvetenskap; Food and Nutrition;

    Sammanfattning : In the middle of the 1990s many adolescents became vegetarians. There was concern among adults about whether these new young vegetarians got enough energy and nutrients from their dietary intake. LÄS MER

  4. 3. Diet in epidemiology : assessment, validity and association with upper respiratory tract infection

    Författare :Sara Christensen; Karolinska Institutet; Karolinska Institutet; []
    Nyckelord :;

    Sammanfattning : This thesis covers the evaluation of two new interactive web- and meal-based food frequency questionnaires (FFQ). In addition, it investigates the potential association between dietary intake as well as physical activity and the susceptibility to upper respiratory tract infection (URTI). LÄS MER

  5. 4. Dietary and metabolic effects of a 2-year lifestyle intervention in overweight and obese children

    Författare :Maria Waling; Christel Larsson; Marie Löf; Umeå universitet; []
    Nyckelord :LANTBRUKSVETENSKAPER; AGRICULTURAL SCIENCES; Domestic science and nutrition; Hushålls- och kostvetenskap; Kostvetenskap; Food and Nutrition;

    Sammanfattning : Background Childhood overweight and obesity have increased during the past decades and there is a need for effective intervention programs both for treatment and prevention to interrupt the increased trend. Overweight and obesity result from a combination of genetic predisposition and lifestyle where an imbalance in energy intake (EI) and total energy expenditure (TEE) is the key factor. LÄS MER

  7. 5. Costs and Tactics in the Evolution of Reproductive Effort

    Författare :Ingemar Jönsson; Biologiska institutionen; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; capital breeding; Falco tinnunculus; body mass; DEE; reproductive effort; reproductive costs; income breeding; Animal ecology; Djurekologi;

    Sammanfattning : This study focuses on various aspects of costs of reproduction and the evolution of energetic breeding tactics. It emphasizes the distinction between demographic costs of reproduction expressed already before current offspring have reached independence (prebreeding costs), and costs expressed only after offspring independence (postbreeding costs). LÄS MER