- Indigestion
Indigestion is pain and burning in the upper abdomen, an feeling of fullness after a meal, belching, and gas.
- Irritable bowel syndrome
Irritable bowel syndrome is a common condition that causes painful spasms and cramping in the large intestine.
- Gastroenteritis
Gastroenteritis is inflammation of the stomach and intestine that causes diarrhea and vomiting.
- Urinary tract infection (UTI)
Urinary tract infection symptoms include pain during urination, an intense urge to urinate, and more.
- Gas pains
Belching or passing gas clears gas from the digestive tract, but when gas is stuck it causes abdominal pain.
- Heartburn/GERD
Symptoms of heartburn and GERD are a burning feeling in the chest, throat, or mouth, nausea, and more.
- Overeating
Overeating is eating when you're not hungry or to the point of feeling uncomfortably full or bloated.
- Dehydration (Children)
Dehydration, or not getting enough fluid, causes dry and sticky mouth, tearless crying, and more in children.
- Sjogren's syndrome
Sjogren's syndrome is an autoimmune disorder that most often causes dry eyes and dry mouth.
- Dehydration (Adult)
Dehydration, or not getting enough fluid, causes low blood pressure, weakness, dizziness, fatigue, and nausea.
- Dry mouth syndrome (xerostomia)
People with dry mouth syndrome have a chronic feeling of dryness in their mouths.
- Kidney infection (pyelonephritis)
Kidney infection, caused by bacteria, is marked by sudden chills and fever, pain, nausea and urinary issues.
- Interstitial cystitis
Interstitial cystitis is a condition that causes pain in the bladder or pelvic area, and frequent urination.
- Bladder cancer
Bladder cancer is often asymptomatic but can cause bloody, painful, and frequent urination.
- Bladder stones
Bladder stones are small stones that form in the bladder and cause painful and difficult urination and more.
- Gallstones
A gallstone attack occurs when a stone blocks the bile duct, causes right upper abdominal pain and cramping.
- Giardiasis
Giardiasis is an infection of the small intestine causing diarrhea, gas, bloating, nausea and stomach cramps.
- Helicobacter pylori infection
Helicobacter, bacteria in the digestive tract, causes peptic ulcers and their associated pain and burning.
- Hiatal hernia
When hiatal hernia symptoms do occur, they include chest pain and burning, sweating, a bitter taste and more.
- Iron poisoning
Iron poisoning causes abdominal pain, vomiting, diarrhea, lethargy, and dehydration.
- Sarcoidosis
Sarcoidosis is a rare disease that can cause swelling and hard lumps in the lymph nodes and organs.
- Sickle cell disease
Sickle cell disease symptoms include repeated infections, yellow skin, fatigue, dizziness, pain, and more.
- Acute kidney failure
Acute kidney failure is sudden and can cause swelling, frequent dark urination, fatigue, nausea and more.
- Aspirin poisoning
Aspirin poisoning is a medical emergency and can cause nausea, vomiting, drowsiness and more.
- Eating certain foods
Certain foods can cause unusual and sometimes unpleasant side effects, such as bad breath and heartburn.
- Excessive fluid intake
Symptoms of hyponatremia caused by too much fluid include headache, confusion, irritability, nausea, and more.
- Small intestine cancer
Small intestine cancer is rare and often has no symptoms, but can cause symptoms in its advanced stages.
- Budd-Chiari syndrome
Budd-Chiari syndrome is a rare liver condition, symptoms include pain, swelling, and vomiting blood.
- Overactive bladder syndrome
An overactive bladder can cause you to feel a sudden, strong need to urinate.