- 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.
- Ulcerative colitis
Ulcerative colitis causes swelling in the large intestine and can lead to cramping, diarrhea, and more.
- Food poisoning
Food poisoning can cause abdominal pain, diarrhea, nausea, vomiting, fever, chills, and weakness.
- Traveler's diarrhea
Traveler's diarrhea causes watery diarrhea and cramps, sometimes with a low-grade fever.
- Inflammatory bowel disease
Inflammatory bowel disease causes swelling and symptoms such as cramping, chronic diarrhea, and bleeding.
- Medication reaction or side-effect
Medication side effects include nausea, vomiting, stomach upset, weakness, dizziness, seizures, and more.
- Viral gastroenteritis
Gastroenteritis (stomach flu) is a viral condition that causes diarrhea and vomiting.
- Amebiasis
Amebiasis is an intestinal parasitic infection causing diarrhea, cramps, gas, fever, and fatigue.
- Sickle cell disease
Sickle cell disease symptoms include repeated infections, yellow skin, fatigue, dizziness, pain, and more.
- Colon cancer
Colon cancer is often asymptomatic, but it can cause constipation, bowel obstruction, bloody stool and more.
- Crohn's disease
Crohn's disease is a digestive condition that causes swelling, cramping, diarrhea, and nutritional problems.
- Osteoarthritis
Osteoarthritis happens when the cartilage in your joints breaks down causing pain, stiffness, and swelling.
- Tendinitis
Tendinitis symptoms include muscle and tendon pain or stiffness close to a joint, and pain with movement.
- Repetitive motion injuries
Repetitive motion injuries can cause numbness, tingling, and weakness in a hand, arm, leg, or foot.
- Campylobacter
Campylobacter is an intestinal infection causing abdominal pain and cramping, nausea, diarrhea, and vomiting.
- Antibiotic use
Antibiotics can cause stomach pain, diarrhea, nausea, vomiting, itching, rashes and dizziness.
- Dietary changes
Symptoms of dietary changes vary depending on the problem, they include constipation, diarrhea, and more.
- Pseudogout
Pseudogout is a type of arthritis similar to gout, where crystals form in the joints, causing swelling and pain.
- Lactose intolerance
Lactose intolerance, or the inability to digest lactose, leads to gas, bloating, and other symptoms.
- Septic arthritis
Septic arthritis, a joint infection, causes severe pain, swelling, redness, and warmth in the joint and fever.
- Slipped capital femoral epiphysis
A slipped capital femoral epiphysis can cause knee pain, walking with a limp, hip pain, and more.
- Drug overdose
A drug overdose can be fatal and causes sleepiness, confusion, coma, vomiting, and other symptoms.
- Diverticulosis
Diverticulosis is a condition of the colon and causes pain, cramping, infection, bleeding, and other symptoms.
- Iron poisoning
Iron poisoning causes abdominal pain, vomiting, diarrhea, lethargy, and dehydration.
- Dislocated knee
Symptoms of knee or kneecap dislocations include pain and swelling in the knee, stiffness, and deformity.
- Lupus (systemic lupus erythematosus)
Lupus is a chronic autoimmune disease marked by swollen painful joints, a rash, swollen lymph nodes, and more.
- Osgood-Schlatter disease
Osgood-Schlatter disease causes a painful swollen bump on the shin below the knee.
- Sarcoidosis
Sarcoidosis is a rare disease that can cause swelling and hard lumps in the lymph nodes and organs.
- Sickle cell crisis
Sickle cell crisis causes sudden pain, shortness of breath, low grade fever, nausea, vomiting, or diarrhea.
- Giardiasis
Giardiasis is an infection of the small intestine causing diarrhea, gas, bloating, nausea and stomach cramps.
- Hyperthyroidism
Hyperparathyroidism can cause fatigue and weakness, increased thirst, impaired thinking, and bone fractures.
- Sporotrichosis
Sporotrichosis is a fungal infection that can cause painless bumps on the fingers, hands, and arms.
- Psoriatic arthritis
Psoriatic arthritis most often causes swelling and joint pain in the fingers and toes.
- Osteochondritis dessicans
Osteochondritis dissecans is a joint problem that causes pain, swelling, and a locked up joint.
- Knee strain
A knee strain is a stretch or tear of a muscle or of a tendon and causes pain, swelling, and bruising.
- Obesity
Obesity is having too much body fat, marked by a BMI of 30 or higher.
- Shigellosis
Shigellosis is irritation of the stomach and intestine and causes bloody diarrhea, abdominal pain, and fever.
- Stool holding (encopresis)
Young children with encopresis soil their underwear or clothing with unintentional bowel movements.
- Stress fractures
Stress fractures are small breaks that usually occur in the feet or leg bones, causing pain and swelling.
- Rheumatic fever
Rheumatic fever is an inflammatory disease and causes fever, joint pain, abdominal pain, rash, and more.
- Rheumatoid arthritis
Rheumatoid arthritis is an autoimmune disease that causes pain, swelling, and joint damage.
- Rotavirus
Rotavirus is an inflammation of the stomach and intestines leading to diarrhea and vomiting.
- Salmonella
Salmonella are a type of bacteria that can infect the body and cause diarrhea, cramps, and fever.
- Proctitis
Proctitis is pain and inflammation of the rectal lining caused by infection.
- Bursitis (pre-patellar)
Prepatellar bursitis, a swelling of the bursa in front of the kneecap, causes pain, redness, and stiffness.
- Knee meniscus tear
A meniscus tear, damage to a piece of cartilage in the knee, causes pain and swelling.
- Lyme disease
Lyme disease is a bacterial infection spread through tick bites; symptoms include rash, fever chills, and more.
- Gout
Gout is a buildup of uric acid in the joints, causing joint pain, fever, and hot, red, swollen joints.
- Juvenile rheumatoid arthritis
Juvenile rheumatoid arthritis or JRA is a long-term disease that causes pain and swelling in children's joints
- Cystic fibrosis
Cystic fibrosis is an inherited disease that causes the body to produce abnormally thick and sticky mucus.
- Colon polyps
Colon polyps are growths that form in the lining of the colon, and can cause constipation, diarrhea and more.
- ACL knee injury
An ACL injury happens when you tear or overstretch the anterior collateral ligament on the inside of the knee.
- Antibiotic-associated diarrhea
Antibiotic-associated diarrhea is frequent, watery bowel movements that happen after taking antibiotics.
- Celiac disease
Celiac disease, which is an intestinal reaction to gluten, can cause gas, diarrhea, bloating, and weight loss.
- Patellofemoral pain syndrome
Many people with pain around the kneecap have patellofemoral pain syndrome.
- Henoch-schonlein purpura
Henoch-Sch�nlein purpura is a condition that causes a purple bruise-like rash on the legs and buttocks.
- Mesenteric lymphadenitis
Mesenteric lymphadenitis is an inflammation of abdominal lymph nodes causing pain, diarrhea, fever, and more.
- Posterior cruciate ligament (PCL) injury
A posterior cruciate ligament injury causes pain, swelling, weakness and instability of the knee.
- Typhoid fever
Typhoid fever is a life-threatening illness and causes fever, general aches and pains, headache, and weakness.
- Ricin poisoning
Ricin is a dangerous poison in castor beans, and causes trouble breathing, nausea, fever and sweating.
- Toxic shock syndrome
Toxic shock syndrome is a serious bacterial infection and causes fever, low blood pressure, a rash, and more.
- Radiation sickness
Radiation sickness is caused by a high dose of radiation, and causes vomiting, diarrhea, hair loss, and more.
- Shingles (herpes zoster)
Shingles is a painful, blistering, skin rash typically found on the back and sides of the chest.
- Cholera
Cholera is a bacterial infection that can cause diarrhea, nausea, excessive thirst, dry skin and vomiting.
- Carcinoid syndrome
Carcinoid syndrome is a group of symptoms such as flushing, wheezing, and diarrhea that may develop in people who have carcinoid cancer.