Thousands of blood pressure and heart rate measurements at fixed clock hours may mislead.
The diagnoses of summer or winter hypertension in one and the same person can depend upon the clock hour of measurement.
Watanabe
Yoshihiko
Y
Department of Medicine I, Division of Neurocardiology, Tokyo Women's Medical University, Tokyo, Japan.
Cornélissen
Germaine
G
Halberg
Franz
F
D001794:Blood Pressure; D018660:Blood Pressure Monitoring, Ambulatory / Q000592:standards*; D002940:Circadian Rhythm; D006339:Heart Rate; D006801:Humans; D006973:Hypertension / Q000175:diagnosis*; D012621:Seasons