Age differences in cardiac rhythm depending on adaptation to environmental conditions.
D000222:Adaptation, Physiological; D000328:Adult; D000367:Age Factors; D004777:Environment; D005260:Female; D006339:Heart Rate; D006801:Humans; D008297:Male; D009200:Myocardial Contraction; D011674:Pulse; D012737:Sex Factors; D013315:Stress, Psychological / Q000503:physiopathology