what causes leg stiffness
Causes of Similar Symptoms to Stiff leg. Research the causes of these symptoms that are similar to, or related to, the symptom Stiff leg: 1  Leg pain (214 causes). 2  Muscle stiffness (158 causes). 3  Stiff knee (21 causes). 4  Stiff ankle.5  Sore knee.6  Arthritis (224 causes).7  Adrenoleukodystrophy.esearch the causes of these symptoms that are similar to, or related to, the symptom Stiff leg: 1  Leg pain (214 causes). 2  Muscle stiffness (158 causes). 3  Stiff knee (21 causes). 4  Stiff ankle. 5  Sore knee.