1. Gestational Diabetes Is Difficult To Diagnose Through Symptoms Alone Because It Mimics Typical Pregnancy Complaints. 2. Here Are 8 Silent Signs Of Gestational Diabetes. 3. Blurred Vision. 4. Fatigue. 5. Increased Thirst. 6. Increased Urination. 7. Nausea & Vomiting. 8. Weight Loss Despite Increased Appetite. 9. Frequent Infections. 10. Snoring