Sweating is controlled by the autonomic nervous system. It also controls other functions such as blood pressure, heart rate, eyes, bladder, digestive system and sex organs. Diabetes can affect the nerves and their functions in any of these parts of the body.
Your blood pressure may drop when you get up from sitting or lying down. This may cause dizziness or fainting. Bladder or bowel problems and slow stomach emptying such as nausea, vomiting, a feeling of fullness and loss of appetite can also be signs of nerve damage due to diabetes. You may also experience sexual response problems, such as vaginal dryness for women and erectile dysfunction for men.
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