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Below are some of the methods used in current studies

Field Methods

(high-throughput, large-scale, interdisciplinary studies)

Laboratory Methods

(e.g., General Clinical Research Centers, CTSI)

  • Metabolism (iv glucose tolerance test, standardized meal response)
  • Metabolic rate (indirect calorimetry)
  • Sleep (polysomnography, actigraphy, diary)
  • Endocrine profiles (neuroendocrine function, circadian rhythms)