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 ...
A number of different infections of the feet may also cause a burning sensation. Bacterial infections of the skin, like impetigo, or deeper in the subcutaneous tissue may present with burning pain among other reasons. Another infectious cause of burning feet is athleteâs foot (tinea pedis).