November is American Diabetes Month! 
People with diabetes often develop poor circulation, as high levels of blood sugar damage small nerves and blood vessels.  This disrupts the delivery of O2 and nutrients to the tissue, which can result in loss of feeling and wounds that do not heal. Below, see the successful effects of mild HBOT on a non-healing wound!

Here are more articles and research links for treating diabetes with HBOT

Diabetes/Diabetic Wounds