(HealthDayNews) -- About 20 million Americans have diabetes, but half of them don't know they have it, according to the University Of Washington.
Signs and symptoms of diabetes include:
- Frequent urination.
- Always being thirsty or hungry.
- Often feeling tired.
- Blurred vision.
- Slow wound healing.
- Recurring urinary tract infections.
A family history of diabetes also increases a person's risk.
If you're concerned that you may have diabetes, tell your doctor. You can also take a screening test to determine your level of risk.