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Smoking is a potent risk factor for symptomatic PAD, with an important and consistent dose-response relationship. With the persistence of high risk for PAD in former smokers, tobacco control programs should continue to advocate smoking cessation, but focus even more on preventing future generations from ever starting to smoke.

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No abstract

Preoperative exercise therapy might be effective in improving the physical fitness of patients prior to major abdominal surgery, and preoperative chest physiotherapy seems effective in reducing pulmonary complications. However consensus on training method is lacking. Future research should focus on the method and effect of PEXT before high-risk surgical procedures.