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 ...
Many systemic diseases such as diabetes, lupus, gout, and rheumatoid arthritis can cause foot pain. Rheumatoid arthritis can cause painful inflammation in the joints of the foot. Deformities, such as tarsal coalitions, calcaneal varus, calcaneal valgus, bunions, claw toes, mallet toes, hammertoes, and bone spurs, are common causes of foot pain.