FIGURE 17-5. J-shaped model of relationship between varying amounts of exercise and risk of upper respiratory tract infection (URTI).

FIGURE 17-5

J-shaped model of relationship between varying amounts of exercise and risk of upper respiratory tract infection (URTI). This model suggests that moderate exercise may lower risk of URTI, while excessive amounts may increase the risk.

From: 17, Exercise, Infection, and Immunity: Practical Applications

Cover of Military Strategies for Sustainment of Nutrition and Immune Function in the Field
Military Strategies for Sustainment of Nutrition and Immune Function in the Field.
Institute of Medicine (US) Committee on Military Nutrition Research.
Washington (DC): National Academies Press (US); 1999.
Copyright 1999 by the National Academy of Sciences. All rights reserved.

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