It has long been advised to eat a hearty meal first thing in the morning and to keep subsequent meals on the smaller side if you wish to lose weight.
Scientists have hypothesized that our digestion of food changes throughout the day as a result of these metabolic cycles. The study of "chrono-nutrition" has the potential to significantly contribute to the improvement of people's health.
According to two studies from 2013, weight loss is aided by eating more calories in the morning and fewer calories at night. However, a new major study found that while the proportion of breakfast and dinner influences self-reported appetite, metabolism and weight loss are unaffected.
A team of researchers from the universities of Aberdeen and Surrey conducted a controlled study in healthy but overweight persons to evaluate the relationship between the size of breakfast and dinner and their effect on appetite.
For four weeks, the participants were fed two diets: a large breakfast and a small dinner, and a modest breakfast with a large dinner. Lunches remained consistent.
Researchers provided all of the meals, so we knew exactly how many calories the study participants consumed, and they assessed the individuals' metabolism, including how many calories they burned.
All study participants followed both diet conditions, allowing the effects of different meal patterns to be examined in the same persons.
A large breakfast and a small dinner would enhance the number of calories burnt and the amount of weight lost, according to study researchers. Instead, the experiment's findings revealed no differences between the two meal patterns in terms of body weight or any biological indicators of energy use.
Basal metabolic rate-the number of calories your body burns while at rest-physical activity, and the use of a chemical form of water-which enables estimation of total daily energy use-were all used as indicators of energy use.
The daily amounts of insulin, triglycerides, and blood sugar were likewise unchanged. This is significant because changes in these variables in the blood have a direct impact on metabolic health.
According to the research, processing calories differently in the morning compared to the evening does not impact weight reduction in the way that has been suggested by other studies.
Only the self-reported experience of hunger and associated elements, such as the amount of food they desired to eat, changed in the study.
There is growing evidence that meal time can have a significant impact on many people's health, and chrono-nutrition is still an intriguing area of research.
The timing of your largest meal of the day, however, may not be as crucial for weight loss as previously believed, according to our most recent research.