As a quick reminder, the different categories of insulin are: 1  Rapid-acting. 2  Short-acting (regular). 3  Intermediate-acting. 4  Long-acting.
This condition may also affect people with kidney problems, as a loss of protein in the urine can cause feet to swell. Another cause of foot swelling is inactivity ... in a car or riding on an airplane all day, your leg muscles aren't working as much, and fluid will pool in your feet and legs ...
Tinea pedis: Athlete's foot may cause scaling and inflammation with itching and burning irritation in the toe webs, especially the one between the fourth and fifth toes. Another common form of tinea pedis produces a thickening or scaling of the skin on the heels and soles.