Assertion: arthritis's symptom | /r/HasProperty | joint stiffness
Facets:
Source sentences:
text: Other symptoms include swelling, joint stiffness and aching around the joint(s).
text: Other early symptoms include muscle aches, joint stiffness, and low back pain radiating into the buttocks or thighs.
text: Children with juvenile rheumatoid arthritis have symptoms that include joint stiffness and swelling, fever, weight loss, anemia, loss of appetite, and rashes that may appear on the arms or legs, WebMD says.