Insulin absorption may be increased if injected into an area that was recently used in an activity. Avoid heavy weight lifting, scuba diving, activities which require the head to be lower than the waist, and jarring activities such as jogging or racquetball. Nonweight bearing activities may be preferable, well fitting shoes are crucial, stretching is important but be cautious of over stretching. Excessive arm movements, especially over the head can cause dramatic elevations in blood pressure for some people. Most common time for hypoglycemia development is 6-15 hours after activity.
Adequate fluid is needed before, during and after being active.
If ketones are present in moderate to large amounts, medical treatment is necessary. Activity can be dangerous. In type 2 and type 1 with no ketones, activity may help lower blood glucose. Check glucose 15 minutes after starting an activity. If blood glucose is higher, stop the activity.