Hard and thickening skin
When this develops on the fingers, toes, or both, the medical name for this condition is digital sclerosis, said the American Academy of Dermatology Association.
The health site continued: “On the hands, you’ll notice tight, waxy skin on the backs of your hands, the fingers can become stiff and difficult to move.
“If diabetes has been poorly controlled for years, it can feel like you have pebbles in your fingertips.
“Hard, thick, and swollen-looking skin can spread, appearing on the forearms and upper arms.
“It can also develop on the upper back, shoulders, and neck.