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 ...
It's possible that, for some of us, foot pain is caused purely by fibromyalgia or chronic fatigue syndrome. Our nerves are highly sensitive, and few areas take a beating like our feet. It stands to reason that they could hurt just because the nerves got riled up. However, foot pain can come from a lot of causes, and your fibromyalgia/chronic fatigue syndrome would amplify the pain. Some common overlapping conditions that could cause foot pain include: Myofascial pain syndrome,