Are you ignoring these subtle signs of diabetes? Discover 20 hidden symptoms that could mean you have diabetes — even if you feel fine. 20 Signs You Might Have Diabetes Without Knowing It Diabetes is often called a silent disease because many people don’t realize they have it until it’s too late. Early signs can be subtle, but recognizing them can save your life. Here are 20 warning signs that may indicate you have diabetes without knowing it. 1. Frequent Urination Needing to pee more often than usual, especially at night, could be a sign of high blood sugar. 2. Excessive Thirst Constant thirst, even after drinking, is a common symptom of undiagnosed diabetes. 3. Unexplained Weight Loss Losing weight without trying is a red flag, especially if you're eating normally. 4. Extreme Fatigue Feeling tired all the time? High blood sugar prevents your body from using energy properly. 5. Blurred Vision Diabe...