High blood sugar levels will be manifested by frequent signs of dry mouth or feeling very thirsty right after waking up.
Besides, warning signs of diabetes that appear every morning are dry, chapped lips, infections, dry tongue, difficulty swallowing, difficulty chewing...
Diabetes will also be warned when you wake up in the morning with blurred vision. After a night of sleep, waking up in the morning is when the body feels clear. Therefore, if your eyes are blurred or you cannot see clearly, you must be careful and think about the signs of diabetes.
The reason is that high blood sugar causes the lens to swell, causing impaired vision. Diabetes can cause retinopathy, cataracts and glaucoma if not examined early.