Frequent urination
Excessive thirst
Increased hunger
Unexplained weight loss
Fatigue
Blurred vision
Slow-healing cuts or sores
Frequent infections
Numbness or tingling in hands or feet
Dry mouth
Darkened skin in body folds
Blood sugar testing by a healthcare professional
Fasting plasma glucose test
A1C test
Oral glucose tolerance test
Random plasma glucose test
See a healthcare professional for confirmation