Osteoarthritis happens when the cartilage in your joints breaks down causing pain, stiffness, and swelling.
Tendinitis symptoms include muscle and tendon pain or stiffness close to a joint, and pain with movement.
Repetitive motion injuries can cause numbness, tingling, and weakness in a hand, arm, leg, or foot.
Pseudogout is a type of arthritis similar to gout, where crystals form in the joints, causing swelling and pain.
Septic arthritis, a joint infection, causes severe pain, swelling, redness, and warmth in the joint and fever.
A slipped capital femoral epiphysis can cause knee pain, walking with a limp, hip pain, and more.
Stress fractures are small breaks that usually occur in the feet or leg bones, causing pain and swelling.
Sarcoidosis is a rare disease that can cause swelling and hard lumps in the lymph nodes and organs.
Sickle cell crisis causes sudden pain, shortness of breath, low grade fever, nausea, vomiting, or diarrhea.
Sickle cell disease symptoms include repeated infections, yellow skin, fatigue, dizziness, pain, and more.
Sporotrichosis is a fungal infection that can cause painless bumps on the fingers, hands, and arms.
Psoriatic arthritis most often causes swelling and joint pain in the fingers and toes.
Obesity is having too much body fat, marked by a BMI of 30 or higher.
Osteochondritis dissecans is a joint problem that causes pain, swelling, and a locked up joint.
A knee strain is a stretch or tear of a muscle or of a tendon and causes pain, swelling, and bruising.
Rheumatic fever is an inflammatory disease and causes fever, joint pain, abdominal pain, rash, and more.
Rheumatoid arthritis is an autoimmune disease that causes pain, swelling, and joint damage.
Ulcerative colitis causes swelling in the large intestine and can lead to cramping, diarrhea, and more.
Prepatellar bursitis, a swelling of the bursa in front of the kneecap, causes pain, redness, and stiffness.
A meniscus tear, damage to a piece of cartilage in the knee, causes pain and swelling.
Symptoms of knee or kneecap dislocations include pain and swelling in the knee, stiffness, and deformity.
Lupus is a chronic autoimmune disease marked by swollen painful joints, a rash, swollen lymph nodes, and more.
Osgood-Schlatter disease causes a painful swollen bump on the shin below the knee.
Juvenile rheumatoid arthritis or JRA is a long-term disease that causes pain and swelling in children's joints
Lyme disease is a bacterial infection spread through tick bites; symptoms include rash, fever chills, and more.
An ACL injury happens when you tear or overstretch the anterior collateral ligament on the inside of the knee.
Many people with pain around the kneecap have patellofemoral pain syndrome.
Gout is a buildup of uric acid in the joints, causing joint pain, fever, and hot, red, swollen joints.
Crohn's disease is a digestive condition that causes swelling, cramping, diarrhea, and nutritional problems.
Henoch-Sch�nlein purpura is a condition that causes a purple bruise-like rash on the legs and buttocks.
A posterior cruciate ligament injury causes pain, swelling, weakness and instability of the knee.
Shingles is a painful, blistering, skin rash typically found on the back and sides of the chest.