The stress response, which occurs when we are threatened or when we perceive a threat, has a long history in human development. In its evolution, prehistoric and historic humans have experienced significant environmental stressors. These stressor influenced our genetic development. The principle of natural selection favored individuals who efficiently conserved energy, endured dehydration, successfully fought…
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Is There a Better Time of Day to Have a Heart Attack? This question was asked by Dr. David J. Lefer of the Department of Surgery, Division of Cardiothoracic Surgery, Emory University School of Medicine in Atlanta in a study published this February. (1) According to Dr. Lefer, it is widely accepted that the time…
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