Signs and symptoms aren’t the same. Symptoms are what you feel, and signs are things your provider can see or test for. A symptom checker is a tool that allows users to enter symptoms, as well as other medical and demographic information, to get a list of possible medical conditions. Symptom checkers can be used as a starting point to get a medical diagnosis from a doctor. Whether you have a sore throat, an itch, a bad case of sneezes, abdominal pain, or fatigue, you can enter these common symptoms to explore. Symptoms Abdominal Pain Acid Reflux see Heartburn Airsickness see Motion Sickness Bad Breath Belching see Gas Bellyache see Abdominal Pain Bleeding Bleeding, Gastrointestinal see Gastrointestinal Bleeding Breath Odor see Bad Breath Breathing Problems Bruises Burping see Gas Carsickness see Motion Sickness Chest Pain Chilblains see Frostbite. Recognizing early symptoms and health warning signs helps prevent severe illness. Learn the 12 ignored symptoms and how awareness improves long-term health outcomes. Find possible causes of symptoms in children and adults. See our Symptom Checker. Check your symptoms on EverydayHealth.com to find common causes, a possible diagnosis, treatments and more trusted medical information. Easy and quick to use, simply enter all your symptoms to get a list of possible conditions along with medical guides for each explaining causes, symptoms, diagnosis and treatment options. Infections can occur throughout the body whether caused by bacteria, viruses, parasites, or fungi. Learn some of the signs and symptoms of an infection. WebMD Symptom Checker is designed with a body map to help you understand what your medical symptoms could mean, and provide you with the trusted information you need to help make informed decisions in your life for better health. Enter your symptoms into our Symptoms Checker to see a list of matching conditions, plus advice on when to see your doctor.