2. Acid reflux
Acid reflux is another problem with late-night eating. If you eat late at night, your body may have trouble digesting the food and you may wake up with chest pain. If you eat too close to bedtime, you may experience insomnia or severe discomfort all night long.
3. Eating late at night is associated with a rise in blood sugar

According to the results of numerous studies conducted in the field of medicine, eating late at night can have a dramatic impact on one’s blood sugar level. If you have diabetes, the last thing you should be thinking about doing is eating late at night because doing so can cause your blood sugar levels to spike and make your current health problems much worse. Even if you haven’t been diagnosed with diabetes, eating late at night might have an influence on your blood sugar levels.
Even if you’re not hungry, eating late at night provides your body with fuel and energy to keep going, which may affect how well you sleep.
The youth of today stays up late every night. In order for your body to properly digest the food you ate before bed, you may be forced to stay up late. This is not good for your health and may cause you to sleep late. Hence, eating late has an adverse effect on both the quantity and quality of sleep.