Here are the most surprising symptoms of diabetes (1/3)

dark spots can be removed 

to check your blood sugar if you notice dark spots on your elbows, joints, or neck. Dr. Sanjiy Saini, a dermatologist in Egarwater, Maryland, explains that these changes indicate high blood sugar and other specific genetic or hormonal factors.

He explains that the dark color of the spots is due to melanin, the production of which is stimulated by increased insulin levels. He adds that these skin lesions indicate that the patient already has diabetes. However, once the patient’s blood sugar levels have normalized,