Hot baths can relieve pain, may help heart (CNN)

Story highlights

• Studies have found that hot water immersion, sauna use may reduce blood pressure
• Doctor believes that in sauna, small blood vessels in the brain open, possibly stopping micro deterioration

(CNN)Don Benedict played handball competitively for 30 years in the Pacific Northwest. To stay in shape, he ran 5 miles every other day.

But decades of pounding the pavement took its toll. When Benedict was 57 years old, he ruptured a disc in his back. And then it happened again.

He had three back surgeries, and the last one, he says, made things worse. 

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