How do you know if you have gastritis? what can i do to get rid of it at home?

Gastritis : Here are symptoms of gastritis: Pain in the upper belly, Feeling bloated, or feeling full after eating a small amount of food, Decreased appetite, Nausea or vomiting, Vomiting blood, or having black bowel movements Home treatment : stop smoking, alcohol , eat small meals, avoid, waiting at least 2 hours after you eat to lay down. Symptoms of gastritis can be from other condions. See a doctor