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 ...
Common causes of foot pain related to trauma or disease are: 1  Ligament strains/tears/sprains, muscle strains, fractures, tendonitis. 2  Bruising, blisters. 3  Burns and cold injuries.  Arthritis, Diabetes, Peripheral Neuropathy, Peripheral Vascular Disease, Warts, Chilblains, Bacterial and Fungal Infections.