Dinner time does not determine weight loss: scientists explain what actually affects weight

Dinner time does not determine weight loss: scientists explain what actually affects weight
Dinner time does not determine weight loss: scientists explain what actually affects weight

Regularly consuming large portions of food in the late evening or at night may make it difficult to control appetite and cause fluctuations in blood glucose levels. However, dinner itself, consumed after a certain time, does not automatically lead to weight gain.

Calories matter more than the clock

The key factor for weight loss remains the total energy value of the diet throughout the day. At the same time, scientific data indicates that the chronology of meals matters for appetite regulation, glucose metabolism, and the functioning of the body's internal biological clock.

If a significant part of the daily calorie intake is systematically shifted to the late evening, this may be a less effective strategy for controlling body weight. Under such a regime, a person is more likely to feel hungry and, as a rule, moves less the next day.

The role of circadian rhythms

Such changes are associated with circadian rhythms, which regulate hormone production, sleep quality, body temperature, and the body's ability to process glucose. Studies show that tissue sensitivity to insulin usually decreases in the second half of the day compared to the first half.

Therefore, a more filling breakfast or shifting the main part of calories to the first half of the day may help better suppress feelings of hunger in the evening. At the same time, scientists emphasise that there is no universal "forbidden" time after which one cannot eat.

What will hinder weight loss

Large and heavy meals consumed immediately before bed may be particularly undesirable. They can impair the quality of rest and provoke reflux symptoms.

Meal timing is only an additional factor. For successful weight loss, the total caloric content of the diet, sufficient protein intake, the quality of the food composition, and the level of physical activity remain decisive.

Thus, having dinner after 18:00 is permissible if it fits within your daily calorie budget. The main thing is not the time on the clock, but the total quantity and quality of food consumed during the day.

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