Breakfast has previously been shown to be of major importance for the 24-hr regulation of glucose. In fact, evidence suggested that skipping breakfast is often associated with weight gain and other adverse health outcomes, such as insulin resistance and an increased risk of developing type 2 diabetes mellitus (T2DM). In addition, clinical studies demonstrated that in individuals with T2DM, the omission of breakfast is associated with a significant increase in HbA1c and all-day postprandial hyperglycemia (PPHG) even without overeating in the evening.
In contrast, consumption of a high-energy breakfast and a low-energy dinner results in a significant reduction of all-day PPHG. Despite the growing evidence demonstrating the beneficial effects of breakfast consumption on overall PPHG and HbA1c levels, very little is known about the relationship between breakfast skipping and all-day…