SWIMSPA 18People with diagnosed diabetes incur average medical expenditures of about $13,700 per year, of which about $7,900 is attributed to diabetes. People with diagnosed diabetes, on average, have medical expenditures approximately 2.3 times higher than what expenditures would be in the absence of diabetes. Regular hot water exercise can help insulin more effectively lower your blood sugar level. Physical activity can also help you control your weight and boost your energy. The cost of a swim spa ranges from $14,000 to $25,000. How would you rather spend your money?