Zajtrk pospeši vaš metabolizem

Kaj dejansko kažejo dokazi

Randomizirane študije dodeljevanja zajtrka ugotavljajo majhen učinek na težo in noben pomemben učinek na skupno porabo energije. ^[1]

Zakaj trditev vztraja

Tisti, ki jedo zajtrk, se od tistih, ki ga preskočijo, razlikujejo na mnoge načine. Opazna povezava nikoli ni bila dokaz, da obrok sam spremeni metabolizem.

Ta trditev je večinoma napačna. Skoraj nobena od teh ni preprosto napačna, kar je pravzaprav razlog, zakaj vztrajajo — vsaka ima resnično opazovanje pod napačnim zaključkom, in imenovanje resničnega dela je tisto, kar naredi popravek verodostojen. Sodbe, dodeljene iz citirane literature.

Druge trditve

"Vaš metabolizem se upočasni po 30" — večinoma napačno
"Pozno zvečer jeste, kar vas naredi debele" — delno resnično
"Premalo jeste, kar vas spravi v stanje stradanja, zato prenehate izgubljati" — delno resnično
"Zeleni čaj in podobni dodatki kurijo maščobe" — večinoma napačno
"Kilogram mišic kuri na stotine kalorij na dan" — večinoma napačno
"Neprekinjeni glukozni monitorji razkrivajo, katera hrana vam škoduje" — delno resnično

Ali je res, da zajtrk pospeši vaš metabolizem?

Večinoma napačno. Randomizirane študije dodeljevanja zajtrka ugotavljajo majhen učinek na težo in noben pomemben učinek na skupno porabo energije.

Torej, ali je v tem kaj resničnega?

Tisti, ki jedo zajtrk, se od tistih, ki ga preskočijo, razlikujejo na mnoge načine. Opazna povezava nikoli ni bila dokaz, da obrok sam spremeni metabolizem.

Kako se odločite za sodbo?

Tri ocene, ne dve. "Večinoma napačno" pomeni, da trditev, kot je navedena, ni podprta; "delno resnično" pomeni, da obstaja resnični učinek, vendar je manjši ali ožji, kot je navedeno; "večinoma resnično" pomeni, da dokazi podpirajo to, kot je običajno navedeno.

Reference

Vsaka navedba spodaj povezuje na izvirni recenzirani zapis na PubMedu ali preko DOI. Nič tukaj ni nadomestilo za medicinski nasvet.

Describing Energy Expenditure in Children with a Chronic Disease: A Systematic Review Luo B, Davidson ZE, O'Brien K, et al. · Advances in nutrition (Bethesda, Md.) · 2024 · Systematic review DOI PubMed 38432591 Full text
Total energy expenditure measured using doubly labeled water in adults with major chronic diseases: a systematic review Purcell SA, Craven SA, Limon-Miro AT, et al. · The American journal of clinical nutrition · 2024 · Systematic review DOI PubMed 39209153 Full text
The effects of dietary macronutrient composition on resting energy expenditure following active weight loss: A systematic review and meta-analysis Ho DKN, Liao YC, Mayasari NR, et al. · Obesity reviews : an official journal of the International Association for the Study of Obesity · 2024 · Meta-analysis DOI PubMed 38697953
Validity of dietary assessment methods compared with doubly labeled water in children: A systematic review and meta-analysis Mehranfar S, Jalilpiran Y, Jafari A, et al. · Obesity reviews : an official journal of the International Association for the Study of Obesity · 2024 · Meta-analysis DOI PubMed 38783784
Estimates of Resting Energy Expenditure and Total Energy Expenditure Using Predictive Equations for Individuals After Bariatric Surgery: a Systematic Review with Meta-analysis Macena ML, Silva Júnior AE, Melo JM, et al. · Obesity surgery · 2023 · Meta-analysis DOI PubMed 37889369
Accuracy of Resting Metabolic Rate Prediction Equations in Athletes: A Systematic Review with Meta-analysis O'Neill JER, Corish CA, Horner K · Sports medicine (Auckland, N.Z.) · 2023 · Meta-analysis DOI PubMed 37632665 Full text
Does adaptive thermogenesis occur after weight loss in adults? A systematic review Nunes CL, Casanova N, Francisco R, et al. · The British journal of nutrition · 2022 · Systematic review DOI PubMed 33762040
Estimates of resting energy expenditure and total energy expenditure using predictive equations in adults with overweight and obesity: a systematic review with meta-analysis Macena ML, Paula DTDC, da Silva Júnior AE, et al. · Nutrition reviews · 2022 · Meta-analysis DOI PubMed 35551409
Chronic Obstructive Pulmonary Disease: A 2019 Evidence Analysis Center Evidence-Based Practice Guideline Hanson C, Bowser EK, Frankenfield DC, et al. · Journal of the Academy of Nutrition and Dietetics · 2021 · Systematic review DOI PubMed 32081589
Do Lower-Carbohydrate Diets Increase Total Energy Expenditure? An Updated and Reanalyzed Meta-Analysis of 29 Controlled-Feeding Studies Ludwig DS, Dickinson SL, Henschel B, et al. · The Journal of nutrition · 2021 · Meta-analysis DOI PubMed 33274750 Full text
Physical activity and incident type 2 diabetes mellitus: a systematic review and dose-response meta-analysis of prospective cohort studies Smith AD, Crippa A, Woodcock J, et al. · Diabetologia · 2016 · Meta-analysis DOI PubMed 27747395 Full text
Changes in Resting Energy Expenditure in Relation to Body Weight and Composition Following Gastric Restriction: A Systematic Review Browning MG, Franco RL, Cyrus JC, et al. · Obesity surgery · 2016 · Systematic review DOI PubMed 27103027