Introduction There is a need for evidence-based measures to examine the risk factors for lifestyle-related diseases. In Japan, a 2-hour interval between dinner and sleep is recommended as a healthy practice. However, the effect of an appropriate duration between dinner and bedtime on glycated haemoglobin (HbA1c) levels remains unclear. This study aimed to identify the effect of a duration of 2 hours or shorter between dinner and bedtime on HbA1c levels in middle-aged and elderly Japanese individuals.

Methods A longitudinal analysis of health check-up data (2012, 2013 and 2014) was performed. Lifestyle and anthropometric data of individuals aged 40–74 years who did not have any pre-diabetic and diabetic conditions were collected for multilevel analysis. Univariate analysis was performed to assess the influence of each lifestyle variable. Then, two-level random intercept models were created using statistical software SAS 9.3 (SAS Institute Inc, Cary, NC, USA).

Results The cohort comprised 1573 individuals in…

If your last meal was more than 4 hours before bedtime, eating a healthy snack 1 to 2 hours before bed, will improve your sleep quality by keeping hunger pangs away. Be careful not to eat too much food right before bed, it will give you a bloated ...

How long should you wait between eating dinner and going to bed to sleep? The timing of late meals may cause nighttime heartburn, reflux, and insomnia.