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Repeated sauna treatment improves vascular endothelial and cardiac function in patients with chronic heart failure

Takashi Kihara, MD^*, Sadatoshi Biro, MD^*, Masakazu Imamura, MD^*, Shiro Yoshifuku, MD^*, Kunitsugu Takasaki, MD^*, Yoshiyuki Ikeda, MD^*, Yutaka Otuji, MD^*, Shinichi Minagoe, MD^*, Yoshifumi Toyama, MD and Chuwa Tei, MD, FACC^*,*

^* First Department of Internal Medicine, Faculty of Medicine, Kagoshima University, Kagoshima, Japan
Nanpuh Hospital, Kagoshima, Japan

View larger version (14K): [in a new window]   Figure 1 Relationship between the change in percent flow-mediated dilation (%FMD) and the percent improvement in brain natriuretic peptide (BNP) concentration in the sauna-treated group. There is a positive correlation between the change in %FMD and the percent improvement in BNP concentration before and after two weeks of sauna therapy (r = 0.69, p = 0.0005).