Your kidneys are not able to remove uric acid normally.
Uric acid cause solid crystals to form within joints, cause gout.
High level uric acid also cause kidney stones or kidney failure.
Eat too many foods rich in purines (organ meats, red meats )
Drink too much beer
4.4 – 7.6 mg/dL : Normal range for men
2.3 – 6.6 mg/dL : Normal range for women