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Letters Fever as nature’s engine

Adaptive and protective values of symptoms

BMJ 2010; 340 doi: (Published 01 April 2010) Cite this as: BMJ 2010;340:c1339
  1. Ming Yi, postdoctoral research fellow1,
  2. Haolin Zhang, PhD student1
  1. 1Neuroscience Research Institute, Peking University, 38 Xue-Yuan Road, Beijing 100191, PR China
  1. mingyi{at}

    The ideas about the protective role of fevers in infection are not new.1 The potential benefit of symptoms is not unique to fever and may lead us to a better understanding of “health.”

    Evidence that inducing a fever could ameliorate the severity of infections was first provided by Jauregg in the 1920s. …

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