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 ...
Foot pain can be caused by plantar warts, blisters, bursitis, bunions, peripheral neuropathy, rheumatoid arthritis, peripheral vascular disease, tendinitis, tarsal tunnel syndrome, plantar fasciitis, osteomyelitis, cellulitis, corns, gout, calluses, pes planus, Achilles tendinitis, osteoarthritis, hammertoe, and broken bones or stress fracture.