After consuming sugary foods or drinks, a person might feel nauseous due to a spike in blood glucose levels. High blood glucose is more technically referred to as hyperglycemia, according to the American Diabetes Associa... More »

Fatigue is experienced after eating due to a person's blood sugar levels being too high or too low, notes WebMD. The type, amount and frequency of food affects a person's blood sugar levels. More » Health Conditions & Diseases

A normal blood sugar level after eating is 140 milligrams per deciliter or less in healthy people, according to Merck. One to two hours after beginning a meal, diabetic patients should have a target blood sugar range of ... More »

A person sensitive to formaldehyde may display symptoms such as coughing, wheezing, nausea, skin irritation, and a burning sensation in the eyes, nose and throat when exposed to it, while another may not react at all, ac... More »

Swollen gums can be relieved by avoiding sugary foods and drinks, alcohol, tobacco and mouthwashes that can irritate the gums and cause swelling to worsen, explains MedlinePlus. Individuals with swollen gums due to a par... More » Health Dental

Excessive burping is caused by swallowing excess air, chewing gum, carbonated drinks, constipation and lactose intolerance, according to Mayo Clinic. Other causes of burping are nervous habits and medical health problems... More » Health Pain & Symptoms

Pain on the roof of the mouth may be referred to as palate pain and may occur due to mouth cancer, infections, canker sore, dental issues, hot drinks or food, irritating substances and burning mouth syndrome. This condit... More »